Cannon Beach welcomes visitors with one of the most famous views in Oregon. Haystack Rock rises from the ocean like something ...

Set in a 738 acre Denver Mountain Park, Red Rocks Amphitheatre is no ordinary stage — it’s also a geological wonder. Discover ...

Chemical analysis suggests the 400-million-year-old fossil Prototaxites was neither plant, animal or fungus – hinting at a ...

Mysterious tunnels in desert rocks may be the work of unknown microbes, hinting at a hidden world inside marble and limestone ...

From its perch in the foothills of the 3.4-mile-high mountain, you can see over an expanse of plains, called Aeolis Palus, ...

It was 1997 when I had the most adventuresome vacation of my life. It revealed to me that one of the best-kept secrets in ...