A tunnel with windows, so you don't miss out on the impressive views.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

An improbable waterfall springs from an orange-white cliff face, tumbling into the headwaters of the Virgin River above Zion National Park.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

This geothermal hot spring hides beneath a slowly growing mineral dome.

A proto micro-nation sometimes populated by artists, surrounded on all sides by a Utah most barren.

One of the best-preserved ghost towns in Arizona speaks to the difficulties of establishing mining towns in the 19th century American West.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

Within the former ghost town of Cisco is a carefully restored tiny town with one resident and its own art residency.

A crack flared at the base provides a pathway completely through a sandstone ridge near Moab.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

An empty mine that some believe will suddenly be filled with fortune and treasures at the end of the world.

This set of three large, volcanic hot springs is a favorite haunt for intrepid divers.

This massive metal sculpture in the shape of a folded paper airplane overlooks a Utah mountain.

A massive rotating globe sits at the center of Babson Park.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

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

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

Two massive rock outcroppings on the Oregon coastline.

You might know it as the Overlook Hotel, but the inside is not going to be familiar.

An extraordinary mixture of natural beauty and man-made phenomena.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Home of Howard Hughes' Spruce Goose.