I highly suggest checking out Natural Atlas (https://naturalatlas.com/) by the same small team who made the CoTrex app (https://trails.colorado.gov/) for Colorado Parks and Wildflife. A really fantastic team building some absolutely gorgeous topographic basemaps from publicly available data. Hopefully they'll find time to add a slope angle overlay at some point. - Source: Hacker News / over 1 year ago

I highly suggest Natural Atlas. The cartography is impeccable and they’ve been adding features over the last year. Source: almost 2 years ago

Try a recreational-themed map like naturalatlas.com. They will list most all known trails. Source: about 3 years ago

So many old electronic noises, luckily there's the Museum of Endangered Sounds at http://savethesounds.info/ for when I feel nostalgic. Source: over 1 year ago

Http://savethesounds.info/ - listen to a museum of endangered sounds. Source: almost 2 years ago

For your pleasure: http://savethesounds.info/. Source: about 3 years ago

I heard that sound again this week on Brendan Chillcut's simple and wondrous site: The Museum of Endangered Sounds. It takes technological objects and lets you relive the noises they made: Tetris, the Windows 95 startup chime, that Nokia ringtone, television static. The site archives not just the intentional sounds -- ringtones, etc -- but the incidental ones, like the mechanical noise a VHS tape made when it... Source: about 3 years ago