Although most of the area was only recently reclaimed from the jungle, the temple of Angkor Wat has been maintained continuously by Buddhist monks for hundreds of years.
2001 saw the release of the movie Tomb Raider, filmed on location at various Angkor sites.
External Links
The New Tomb Raiders (http://members.ozemail.com.au/%7Erodeime/cambodia/) Article discussing the rising pressure from tourism by Roderick Eime