Petrified Forest of Lesbos

Like Mars, but much closer.

An otherworldly, fossil-rich cobble beach holds Viking graves, cairns, and other remains.

Known as the "Valley of the Moon," this Jordanian wadi is one of the most amazing desertscapes on Earth.

This towering volcanic plug stands out among the dramatic formations that dot this otherworldly desert valley.

An enchanting rocky island of scraggly baobabs surrounded by an ancient sea and sprawling salt pans.

Australia's only active volcanoes and highest peak are located on these remote islands thousands of miles away from the mainland.