Now Infamous Video Of UFO Over Xiaoshan Airport in Hangzhou, China on July 7, 2010

An unidentified flying object (UFO) forced Xiaoshan Airport in Hangzhou, China to cease operations on July 7. A flight crew preparing for descent first detected the object around 8:40 p.m. and notified the air traffic control department. Aviation authorities responded within minutes, grounding outbound flights and diverting inbound ones to airports in Ningbo and Wuxi.

The one was so hard for people to ignore it gained mainstream notoriety, even ending up on things like ABC News.