Detour - Immersive audio walks, now in 17 cities
Fandom - The entertainment site where fans come first.
Hopdash - A resource to connect and inspire runners everywhere
Miraheze - Miraheze is a wiki farm (hosts wikis) for free and with no ads, it also provides custom domains...
Guides by Lonely Planet - Explore city guides curated by experts.
Investopedia - Investopedia has a lot of information to share with business mind people.