Some less-known but #useful #websites

1. The Useless Web: Explore weird and wonderful websites. #RandomSites [Website](https://theuselessweb.com/)

2. Geoguessr: Test your world geography knowledge through a game. #GeographyGame [Website](https://www.geoguessr.com/)

3. Calm: Relaxation and meditation app for stress reduction. #Meditation #StressRelief [Website](https://www.calm.com/)

4. Radio Garden: Discover global live radio stations using a 3D globe. #WorldRadio [Website](http://radio.garden/)

5. Noteflight: Create and share your sheet music. #SheetMusic [Website](https://www.noteflight.com/)

6. Little Alchemy 2: Combine elements to create new items in a game. #AlchemyGame [Website](https://littlealchemy2.com/)

7. Trello: Collaborative tool for task and project management. #ProjectManagement [Website](https://trello.com/)

8. Loom: Record and share quick videos for effective communication. #VideoCommunication [Website](https://www.loom.com/)

9. Radiooooo: Time travel with music from different eras and regions. #MusicTimeTravel [Website](https://radiooooo.com/)

10. Wolfram Alpha: Knowledge engine for answering questions. #KnowledgeEngine [Website](https://www.wolframalpha.com/)

11. CopyChar: Copy special characters and symbols easily. #SpecialCharacters [Website](https://www.copychar.cc/)

12. Library of Babel: Explore an infinite library with every possible letter combination. #InfiniteLibrary [Website](https://libraryofbabel.info/)

13. Time.is: Get accurate time and time zone information. #TimeAndDate [Website](https://time.is/)

14. Bored Panda: Platform for creative and unique content. #Creativity #UniqueContent [Website](https://www.boredpanda.com/)

15. JasperDocs: Create and share interactive documents and reports. #InteractiveDocs [Website](https://www.jasperdocs.com/)

16. Liveplasma: Discover music, movies, and books based on your preferences. #Recommendations [Website](http://www.liveplasma.com/)

17. JibJab: Create funny personalized e-cards and videos. #PersonalizedContent [Website](https://www.jibjab.com/)

18. Window Swap: Enjoy video clips from people's window views worldwide. #WindowViews [Website](https://www.window-swap.com/)

19. Zooniverse: Contribute to scientific research through citizen science projects. #CitizenScience [Website](https://www.zooniverse.org/)

20. MapCrunch: Teleport to random Google Street View locations. #ExploreTheWorld [Website](http://www.mapcrunch.com/)