The Masturbate-a-thon is an event in which participants masturbate in order to raise money for charity and increase the public awareness and dispel the shame and taboos that exist about this form of sexual activity. Masanobu Sato has masturbated for 9 hours and 33 minutes. And he still holds this world record.
Kowloon Walled City was a former Chinese military fort turned into largely ungoverned settlement in Kowloon, Hong Kong. 33,000 families used to live in 300 buildings. Kowloon Walled City was completely demolished in April 1994.
Architects of Deep Ocean Technology have created this conceptual design of an underwater hotel. It's called the Water Discus Underwater Hotel and it should be built in Dubai.