World
Exploring a new city
- Hoodmaps – crowdsourced maps
- Meetups and online groups for Hacker News readers
- Check out the subreddit dedicated to the city
- Check out Meetup.com
- Airbnb experiences
- Atlas Obscura
Other
- USE-IT EUROPE – no-nonsense tourist info for young people
- Гений Места с Петром Вайлем
- Seterra Geography Games – Learn geography the easy way!
- «Камчатка» — детский творческий лагерь – есть смены и для взрослых
- Экспедиции - Russian Travel Geek
- WiFi Space – Free map of WiFi passwords anywhere you go!