Later this week, a helicopter equipped with a pointy red “stinger” will appear over the La Plata Mountains – but no, the region is not under attack. A helicopter carrying specialized equipment to ...

We once drove through Walsenburg with a geologist named Brian Penn, passing gas stations and discount stores and fast food chains when suddenly Penn veered his Ford Ranger to the side of the road and ...

spires and volcanic-tuff badlands about 100 miles northeast of Durango, Colorado. “It’s extremely difficult to get to,” wrote Dykinga, “but well worth it. On the way up you go through huge stands of ...