Question: During Your Travels Have You Discovered Anything Exciting? or Fascinating?

Marieke Navin answered on 18 Jun 2010:

Hey cheeseonbread – what a great question. I going to go for stromatolites that I saw in Western Australia. They are the oldest known fossils and they were basically responsible for putting oxygen in the atmosphere which lead to life on Earth as we know it. There are some still living in Western Australia – stunning