[NormsRevenge]

Seven very dark holes on the north slope of a Martian volcano are seen in this undated handout photo. An orbiting spacecraft has found evidence of what look like seven caves on the slopes of a Martian volcano, the space agency NASA said on Friday. (Handout/NASA/Reuters)

[NormsRevenge]

NASA Mars Odyssey

A Colorful Marriage of Old & Young

[wastedyears]

They look like shadows to me.

[steve86]

http://www.freerepublic.com/focus/f-news/1900496/posts

And threads from months ago linked in that thread

[JRios1968]

"Oh, no...they've found our new bases..."

[Rocky]

Sand worms?

[CanaGuy]

And while we’re on the topic of Mars, did you know:

http://news.nationalgeographic.com/news/2007/02/070228-mars-warming.html

So, like, just exactly how are humans causing all this warming? Sure makes ME wonder anyway.

[Rembrandt]

Are these caves some of Hillary’s or Algore’s condo’s?