Laying the groundwork: Space buffs push idea for Mars-like base on Earth Florida Today

A giant space rock, maybe as big as a 30-story building, fell from the sky more than 20 million years ago and created a place that reminds Pascal Lee of Mars. The asteroid or comet, no one is sure which, punched a 15-mile wide hole called Haughton Crater in the Canadian Arctic. Still scarred by the ancient impact, today the land is dry and barren.