Deep Ocean Exploration and Research (DOER) Marine, a San Francisco Bay Area based marine technology company established in 1992, that is developing a vehicle, Deepsearch (and Ocean Explorer HOV Unlimited), with some support from Google's Eric Schmidt with which a crew of two or three will take 90 minutes to reach the seabed, as the program Deep Search.
2011 ATP Challenger Tour | 2012 ATP Challenger Tour | 2013 ATP Challenger Tour | Space Shuttle Challenger | Space Shuttle Challenger disaster | Glomar Challenger | ''Challenger'' | Space Shuttle ''Challenger'' | Challenger expedition | HMS Challenger | Dodge Challenger | Mitsubishi Challenger | Challenger 1 | Bombardier Challenger 600 | 2009 ATP Challenger Tour | Vancouver Challenger (1993) | Vancouver Challenger | Union Pacific Challenger | The winner of South African Solar Challenge, "Tokai Challenger", Japan | SS St. Marys Challenger | Space Shuttle ''Challenger's'' | Space Shuttle ''Challenger'' accident | HMS Challenger (1902) | HMS ''Challenger'' | Challenger tank | ''Challenger'' space shuttle disaster | Challenger's Hope | Challenger Expedition | 2010 Palm Hills International Tennis Challenger – Singles | 2010 Canella Challenger – Doubles |