- Title: To The Ends Of The Earth: Caveman Spaceman
- Date: 5th February 2003
- Summary: Beneath the mountains of New Mexico lies one of the least known wonders of the natural world. A dangerous and beautiful ecosystem the Lechuguilla Caves were discovered in 1986 and closed six years later by an act of Congress. Now NASA scientists believe that these caves may help find an answer to whether life has ever existed on Mars - and if it may still be there.
- Description:The Lechugullia Caves in New Mexico discovered in 1986 are the deepest cave network in America. Now closed to the public to preserve the delicate and extremely rare structures within the caves,a team of NASA Scientists have been given special access. The NASA team are investigating how life could evolve and persist on Mars and the hostile environment of the Caves is the closest thing on earth to mimick Mars' landscape.
- Broadcaster:Channel 4
- Collection: Channel 4
- Genre:Documentary and Factual
- Producer:Union Pictures Ltd.
- Transmission Date:05/02/2003
- Rights:Worldwide
- Decade: 2000s