Take a monster truck tour around an ostrich farm in the middle of the desert.

Millions of years of erosion created the feature for which this rock formation is aptly named.

The unusual burial monument of Arizona's first governor.

A historic hydroelectric power plant serves as the unusual backdrop for a public park.

A geological mystery on Camelback Mountain.

This striking church was built from a Frank Lloyd Wright design more than a decade after the master architect's death.

Originally conceived as part of a proposed Arizona State Capitol building in the 1950s, this structure built in 2004 stands as a monument to the architect's legacy.

These petroglyphs created by ancient Arizonians have withstood centuries of exposure to the elements.

Once disputed as the largest sundial in the world.

Some of the tallest ancient American ruins continue to inspire awe and curiosity.

This collection of Wild West movie memorabilia also claims to hold some secrets of the Lost Dutchman's mine.

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

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

On the Oregon coast is a natural hole that seems to be draining the sea.

Rushing water plunges over a 100-foot drop created by an ancient lava flow at this majestic waterfall.

This frequently-photographed waterfall takes only a short hike to visit.

This bridge was constructed from the rubble of the infamous Bastille.

This iconic Parisian bookstore doubles as the "Tumbleweed Hotel" for traveling writers.

The tradition of open-air secondhand and antiquarian bookselling in Paris dates back to the Renaissance.

This demon atop the Notre-Dame de Paris looks utterly bored.

Peeing dogs guard the Roman hunting goddess atop a fountain at France’s Château de Fontainebleau.

The opulent home that inspired Tintin's Marlinspike Hall and the adventures within.

Sacked by Vikings, blessed by William the Conqueror, dealt a fatal blow during the French Revolution—these ruins have seen it all.

A 2017 crowdfunding campaign saved this historic castle from being destroyed.