The UnXplained 3x7 - Mysteries of Mars

For centuries, humanity has been fixated on Mars--the glowingred orb in the night sky. As a new era of exploration of theRed Planet begins, we are on the cusp of finally solving theRed Planet's mysteries. Ancient cataclysms are believed to haveleft Mars barren, but science continues to find clues thatthis red planet was once blue and capable of producing life.Will we finally uncover evidence of life on Mars, once wefinally set foot there? And what else might we discover on thismysterious planet?