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Questions tagged [maps]

Use this tag both for questions dealing with actual, physical maps and on-line or digital maps.

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9 votes
3 answers
2k views

How to plan a trail route?

I weekly organise a 10-15km long hiking session; for a logistic matter, it is always a loop (I end where I started...); and I always follow a rule-of-thumb: start from the "bottom" point. ...
mattia.b89's user avatar
5 votes
1 answer
139 views

Finding the nautical 'chart datum'/LAT, and heights above it, visibly in a physical landscape

I live in Totnes, a UK town on the tidal river Dart estuary. There is a perfect height of water for putting my canoe into the water, at a set of steps near a local pub. Being tidal, this perfect water ...
Captainpadlock's user avatar
4 votes
4 answers
1k views

Austria: 1:25000 paper and other maps

This year I will do some hikes, tours in Austrian mountains. I don't know, what do you think are the best, precise 1:25000 paper maps for Austrian mountains? The difficulty will be light - very ...
Alex J.'s user avatar
  • 1,225
7 votes
4 answers
357 views

Italy: recommended paper maps for hiking in Trentino and Alto Adige

For a spring time holiday in Trentino and Alto Adige / Südtirol in Italy, I am planning to do a number of day hikes in the areas around Riva del Garda, Trento, and further up north, Brixen / ...
JeroenHoek's user avatar
1 vote
0 answers
130 views

Garmin watch with vs without maps

I'm looking to get a new Garmin wristwatch. Broadly, I'm looking at the Garmin Instinct 2/solar and the fenix 6. Neglecting the price differential, the main difference seems to be that the fenix has 1....
ahron's user avatar
  • 1,839
10 votes
3 answers
333 views

Maps showing forest type

In planning my hikes, I would find it very useful to know where different types of forests are to be found across the map. Even having a basic distinction shown on the map between coniferous/needled ...
z8080's user avatar
  • 263
3 votes
1 answer
192 views

What are blue long-dashed lines on a French topo?

On a topographic map of Chamonix I noticed these thick long-dashed (and sometimes dotted) blue lines. They appear to connect huts, settlements, and some arbitrary points. They tend to follow glaciers. ...
Joooeey's user avatar
  • 133
4 votes
1 answer
241 views

Is this a valid method from taking a bearing from a map?

I want to check my understanding here. The goal is to determine your direction of travel by taking a bearing from a map using a compass, given that you know where on the map you are and where you want ...
Ginour's user avatar
  • 43
3 votes
3 answers
208 views

Do Garmin satellite map devices allow me to feed them coordinates from a CSV or JSON file or similar?

I may buy a Garmin satellite map thing at some point. But if I do, it's an absolute requirement for me that it will allow me to feed it some sort of list of GPS coordinates with labels, such as ...
Fridlund's user avatar
2 votes
1 answer
950 views

Given a GPS coordinate, can you get the elevation?

I was doing some hiking today and climbed into a gully of sorts. It seemed pretty deep and I'm curious how deep relative to the surrounding land. It'd be cool if I could just plug in arbitrary GPS ...
neubert's user avatar
  • 839
3 votes
3 answers
244 views

Are there any affordable, dedicated (one-purpose) handheld GPS receivers with nice satellite maps?

I don't have a smartphone, or any phone, and specifically don't want to have one for many important reasons. However, I do wish that I had some sort of map where I get to see where I am currently, ...
Daman Meskell's user avatar
7 votes
3 answers
159 views

Collaborative map of dive sites

Where can I find a collaborative wiki-style map of dive sites focused on comprehensiveness, not on "top destinations"? Google searching yielded surprisingly poor results. The best I've found ...
Dan Dascalescu's user avatar
0 votes
1 answer
128 views

How to find a wall to play squash or racket ball during quarantine?

Is there some kind of wall AI identification system in google maps or some google earth software to find a wall nearest my location to play squash during quarantine? Excluding hitting garage
Coo's user avatar
  • 103
3 votes
0 answers
55 views

zoomable Köppen climate maps

So I recently hiked Humphrey's Peak in Arizona and was curious if I passed through multiple different Köppen climate types. Quoting https://en.wikipedia.org/wiki/Geography_of_Arizona#Humphreys_Peak , &...
neubert's user avatar
  • 839
13 votes
9 answers
4k views

How can I know what a road will be like?

The map simply shows it's not paved. But does that mean it's a decent dirt road that an ordinary car can handle, or is high clearance and/or 4x4 need? How would I go about finding out? (Yes, this ...
Loren Pechtel's user avatar
7 votes
6 answers
734 views

Unknown map symbol

Does anyone know what this line of circles on a map represents? (the ones that start to the east of where it says Hangman's Hill) It is near Malvern. We passed some rocks but they were probably 300 ...
Djw1288's user avatar
  • 71
4 votes
3 answers
348 views

How to interpret forest from the map?

I basically like to bomb into forest and set up the tent. While doing this last time I ended in the forest with clay as ground, it had a lot smaller and bigger puddles and I was main meal at mosquito ...
greenoldman's user avatar
6 votes
8 answers
419 views

Topo map server out there somewhere?

It's winter. I daydream of trips in various areas. Using Google/Apple/Bing maps is frustrating. Openstreet has trails if you are near civilization, but names are weak. None of them have coordinate ...
Sherwood Botsford's user avatar
7 votes
2 answers
4k views

E-ink device with GPS for maps?

I've been using various map apps with offline storage on my smartphone(s) for several years now. The main problem with them is the battery drain. I've searched for e-ink devices with GPS but only ...
JollyJoker's user avatar
32 votes
5 answers
9k views

What advantage does the what3words coordinate system have over other, traditional systems?

I recently came across the what3words coordinate system in an outdoor magazine. The system divides the world into squares of 3 m x 3 m. Each square is then named with a combination of three (as far as ...
Snijderfrey's user avatar
  • 1,552
4 votes
3 answers
189 views

Looking up fish species by body of water and vice versa

U.S. here (and specifically New York state but that's probably irrelevant). Is anyone aware of any websites, apps or DEC resources that allow you to look up what fish species live in any given lake/...
hotmeatballsoup's user avatar
2 votes
3 answers
259 views

Navigation device with offline maps and GPX support

I have a subscription service from komoot for maps. Is there any GPS device that supports offline maps and GPX, preferably with android OS integration. Example scenario would be: Use an android based ...
goldfinch's user avatar
3 votes
1 answer
2k views

What is this purple box symbol on an Ordance Survey map?

This symbol appears on a forest in an OS 1:50,000 Landranger map at SO 24799 27221. It doesn't appear in the map legend. It does not appear at the same point on the equivalent 1:25,000 Explorer map. ...
Darren's user avatar
  • 2,433
8 votes
7 answers
3k views

Is there an easy way to remember if you add magnetic declination to magnetic bearings or true bearings?

For some reason, once in a while I get confused if you add magnetic declination to magnetic bearings to get true bearings, or if you add magnetic declination to true bearings to get magnetic bearings. ...
End Antisemitic Hate's user avatar
0 votes
2 answers
320 views

Google Map Hiking Trail

What do the red and blue solid curves in this Google Map indicate? This is around Dachstein, Austria. Link: https://www.google.com/maps/dir/Dachstein+Krippenstein+-+Dachstein+Tourismus+AG/Lodge+am+...
Porcupine's user avatar
  • 191
1 vote
0 answers
98 views

Additional map source information for Willmore Wilderness Park in Alberta?

I currently have the Canada NTS 1:50,000 maps, and the 1990 revision of the complete park map. They don't agree on details, and so far the NTS maps have higher error rates. I also have a couple of ...
Sherwood Botsford's user avatar
3 votes
2 answers
200 views

Free online UK maps

Can I view OS maps for the UK online for free? I want to see both the Landranger and Explorer maps if possible.
MJH's user avatar
  • 282
10 votes
1 answer
208 views

With what unit are river flow speeds indicated on the Genshtab Soviet military maps?

On the Genshtab (Генштаб) Soviet military maps, I can read that this ford through the stream Вертный has a stony bottom, a depth of at most 4 dm, and a width of 29 m (under typical circumstances)¹. ...
gerrit's user avatar
  • 27.3k
9 votes
5 answers
824 views

When using a compass, why not follow a degree mark without rotation?

Instead of taking a bearing the "official" way, why not just see what degree mark corresponds to on the direction I want to go (in real life or on a map), and follow that degree mark? That is, why do ...
Steve's user avatar
  • 91
9 votes
1 answer
16k views

OS Map Symbols - Black Dots

Does anyone know what black dots mean on an OS Explorer map? There are a lot of them on the map of Kinder Scout in the Peak District (UK). I know the black dashed line is a footpath, I am asking ...
MJH's user avatar
  • 282
13 votes
3 answers
16k views

How is elevation gain and change measured for hiking trails?

If a trail is listed as 1500m of elevation change, what exactly does that mean? For example, if the trail goes up 500m, then down 200m, then up 100m, then down 300m, then up 400m, is that considered ...
End Antisemitic Hate's user avatar
6 votes
1 answer
195 views

Online maps of ski-tour trails of Italy (Aosta Valley, Cogne)?

For Austria but not Italy there is awesome http://bergfex.com, for Italian summer hiking but not winter ski-touring, https://opentopomap.org would do the job, but what about ski-touring in Italy? Any ...
Ayrat's user avatar
  • 163
4 votes
2 answers
609 views

Are there US Forest Service maps of historical logging?

Some forests in the Western United States will have been logged at different times and by different methods i.e. clearcut vs selective logging. As time goes by, the trees will grow back but this ...
Charlie Brumbaugh's user avatar
4 votes
2 answers
472 views

How do you access the back of a large paper map?

I have several paper Ordnance Survey maps, but I don’t know how to easily access the back of the sheet without ripping or damaging my map while trying to unfold a very large area of paper. Are there ...
Andy's user avatar
  • 239
3 votes
0 answers
217 views

How to find good hiking maps for the Laugavegur trail in Iceland? [duplicate]

I will be hiking the Laugavegur trail alone and have been looking for good hiking maps (1:50 000) online. My google searches yield no good results. Where do you even begin to look?
Edza's user avatar
  • 131
3 votes
1 answer
73 views

Where can I find free electronic topographic map that cover the entire West Coast Trail in Canada?

Where can I find free electronic topographic map that cover the entire West Coast Trail in Canada? I'm trying to print them and bring them for my thru hike.
qazwsx's user avatar
  • 621
4 votes
2 answers
263 views

Printable maps of the Tony Knowles coastal trail

The maps of the trail at http://anchoragecoastaltrail.com/index.php are not well suited for printing. Even the printable map is pretty much illegible. Are there perchance higher quality maps available ...
neubert's user avatar
  • 839
45 votes
1 answer
3k views

"Official" providers of topographic maps per country

If I want to go to some contry, with no specific region in mind yet, I often have trouble to get good topographical information for hiking beforehand. I usually find it rather difficult to discover ...
phipsgabler's user avatar
  • 1,569
3 votes
0 answers
67 views

Finding user images based on keywords/tags and precise map location

For my holiday planning, I've been trying to perform what I thought was a simple task, but which turned out to be more complicated than I'd thought. For a given geographical location, defined either ...
z8080's user avatar
  • 263
3 votes
2 answers
956 views

How can I view a route from a .kml file overlayed on an Ordnance Survey map?

I am taking part in a 100K event later this year, and the organizers have made available a .kml file of the route downloadable from here. This is great, but I want to view this route on a UK 1:25000 ...
JamieA's user avatar
  • 31
10 votes
1 answer
343 views

Finnish maps: bogs easy vs hard to traverse

Bogs on my Lemmenjoki and Hammastunturi map are marked as either easy or hard to traverse. What conditions should I expect from both terrain types in summer (mid August)? Does easy mean one can walk ...
robaki's user avatar
  • 417
4 votes
0 answers
115 views

Is there an interactive map of skiing resorts with snow forecasts? [closed]

I'm hoping to find a spot that gets snow in March, where the temperature doesn't get above freezing during the day. I'd like to avoid the AM ice/PM slush conditions that occur in many places in the ...
craig's user avatar
  • 141
5 votes
0 answers
155 views

GPS data management software

Is there any good software to manage GPS tracks and POI efficiently that you would recommend? My dream would be an offline computer based (macOS and Windows) software, with a modern GUI, which allows ...
Giomsen's user avatar
  • 920
6 votes
2 answers
476 views

Handheld Compass Triangulation Typical Error Range

I understand that there are a lot of factors that add to the error of a bearing and therefore the accuracy of a triangulation but I would like to know in general how accurate it is possible to be. ...
NULL's user avatar
  • 731
6 votes
2 answers
318 views

How to take a bearing when the geographic coordinate grid is not aligned with true north on a map?

I am confused by my new map of the Westfjords of Iceland. The geographic coordinate grid is rotated slightly, but the map indicates that true north is still the top of the page. What's going on? I ...
jds's user avatar
  • 163
25 votes
6 answers
6k views

Why would one choose to use a Harvey map rather than an Ordnance Survey map?

My wife is due to under take her Lowland Leader course in then next couple of months and she has been advised to gain experience using Harvey Maps as well as the more familiar Ordnance Survey maps. ...
BWFC's user avatar
  • 351
7 votes
7 answers
603 views

Would there be any practical uses of a geological map for a hiker/backpacker?

I just found that I can get free geological map overlays for Google Earth for all of the individual states in the United States from here. For instance, this is what a good deal of Yosemite National ...
Charlie Brumbaugh's user avatar
9 votes
2 answers
2k views

What is dead reckoning when navigating with a map and compass?

There is a technique for navigation known as dead reckoning, what is this technique exactly and when would it be useful?
Charlie Brumbaugh's user avatar
8 votes
1 answer
253 views

Hiking map for Hokkaido and/or other resources

I plan to go hiking in Hokkaido next spring. I'd like to hike two weeks and to keep away from the cities during this time. I'd like to visit Daisetsuzan Park and Shiretoko Park. I've read about ...
Shan-x's user avatar
  • 492
16 votes
2 answers
6k views

Difference between a "path" and a "footpath"?

I was chacking a map to see access rights on a particular route I know. I was checking if a path was a bridleway or footpath as I know Mountain Bikes should only use bridleways. Studying the key ...
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