Government of Yukon's map viewer with many selectable overlays. It runs in a web browser and includes high-resolution satellite photos for some areas, especially around Whitehorse. These are different and often better than those found on Google. GeoYukon also includes aerial photographs, mining data, land use information, and lots more.
Background information about GeoYukon and Yukon government imagery
GeoYukon: using your own data
How to display your own data (points, lines, perimeters) on GeoYukon
CLSS Map Browser: survey plans
Official survey plans from Natural Resources Canada. This is a good resource for finding old mining claims, which were surveyed. Modern claims are just staked, not surveyed, so they don't appear here. See the mining layers on GeoYukon above for modern mineral claims.
First Nations settlement lands
KDFN, TKC, CTFN near Whitehorse
GPS FAQ for adventurous Yukoners
Why would you need a GPS? And which one to buy? What about maps?
Google Maps: Whitehorse
Maps and satellite images of the world, runs in web browser
Free app (program) that runs on your computer. This provides the same maps as Google Maps and much more. Lots of documentation exists online.
Yukon Mining Claims Database
Information on current and recent mining claims in Yukon. This is a good complement to the mining land info available on GeoYukon above. Old claim data is not in this database but is available from the Yukon Mining Recorder's office.
UTM to Lat, Long
Convert map coordinates from UTM to latitude and longitude. This works for individual coordinates or a whole list. Note that Yukon is in UTM zone 8.
Convert Geographic Units
Convert map coordinates between latitude/longitude and UTM. Note that Yukon is in UTM zone 8.
Yukon History & Abandoned Places
Well-moderated Facebook historical group with many members, lots of interesting history, questions, and answers
Resources for Researching Yukon History
Yukon History & Abandoned Places list
Happy Hikers Yukon
Facebook group for spontaneously organized hikes, some of them to locations covered by THEN projects