This article is about the Earth city. You may be looking for the runabout Tunguska.

Tunguska was an area on Earth's surface, in the Siberia region of the Asian continent. As referred to by Hikaru Sulu, in this area an unknown phenomena had taken place. In this, a unknown object had exploded over this area with the force of a ten to twenty megaton H-bomb. It is theorized that a meteorite had hit the area, but some have speculated that a alien ship had exploded there in 1908. ^{[citation needed]}

External linkEdit

• Tunguska event article at Wikipedia, the free encyclopedia.