Right here, members of the Lewis and Clark expedition boiled ocean water to make salt.

Hundreds of painted rocks dazzle this small beach where adding your own is encouraged.

A massive sea stack famous for its appearance in The Goonies.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

Where Nor'easters go to die.

100-year-old shipwreck you can walk up to at low tide.

This graveyard is the eternal home of many brave pioneers who settled the Great Northwest.

A Roman-style column in Oregon hides a spiral staircase inside.

The only road through the heart of Glacier National Park.

Spectacular views await visitors to this lake.

Creek water that starts here has a 50/50 chance of ending up in the Atlantic or the Pacific.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

An architect's childhood fantasy treehouse made real.

The only natural lake in the world that drains into both the Atlantic and Pacific Oceans.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

The residents at this Yellowstone wildlife park will certify your cooler as "bear-proof."

A small oasis not far from downtown Moab.

This Moab institution functions as both a rock store and a small natural history museum.

This site is home to ancient petroglyphs and pictographs dating back to 6,000 B.C.

Few things look more out of place than the electric blue ponds in the reddish-brown desert of Utah.

A house carved into a rock in the 1940s.

An Ancestral Puebloan ruin that appears to burst into flames in the sunlight.