Komoot - Plan Your Perfect Hiking, Mountain Biking or Road Biking Adventure
Drawasaurus - Drawasaurus is an online drawing & guessing game you can play with friends or strangers.
AllTrails - Explore over 50,000 trails, reviews, and photos. Share them…
skribbl - Word guessing based on drawing.
Wikiloc Outdoor Navigation GPS - Follow millions of outdoor trails and record your own GPS tracks from your smartphone.
gartic.io - Draw, guess, and win!