Visitors to this library are in for a real-world education in modernist architecture.

A hidden garden of stones engraved with scriptures, a Joseph Smith Sphinx, all carved by one man.

Come for the speed, leave in love with the desert.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

This city square is home to Amsterdam's oldest church and a statue honoring Dutch sex workers.

The attic of a four-century-old canal house hides a clandestine church.

When ecosystems collide in the arid Southwest.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This blowhole is supposedly caused by a trapped monster.

This Hawaiian cattle ranch acts as a museum devoted to the island cowboys that predate the wild west.

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

These ancient sacred grounds granted amnesty to those who managed to reach them.

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

A small side chapel in Santa Fe's basilica is home to the oldest statute of the Virgin Mary in North America.

The oldest continuously occupied public building in the United States.

This elegant Colombian fortress was one of the torture headquarters for the Spanish Inquisition.

A celebration of Colombia’s premier contemporary artist.

This Bogotá museum houses the world's largest collection of pre-Columbian gold relics.

The highest tropical mountain range in the world is in Central Peru, home to a vast array of exotic and quirky plants and animals.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

Single runway interrupted by a busy road that cuts across its middle.

The world's largest wooden structure.