Travel through the hidden underbelly of the city in colorful tunnels filled with art and history exhibits.

An immersive art experience built by local arts collaborative, Factory Obscura, in the building formerly known as The Womb, a psychedelic arts center founded by the frontman of the Flaming Lips.

Sitting in the arguable birthplace of the Wild West, this museum holds the largest collection of bronco busting bric-a-brac in the world.

Named for the 39 tribes that live in Oklahoma, this restaurant's menu deliciously highlights local flavors.

An architectural marvel that dates back to the zenith of Indian architecture.

One Portuguese poet described this cape, the westernmost point in mainland Europe, as "where the land ends and the sea begins."

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

Opened in 1911, this small shop is the oldest ongoing establishment in St. George.

This weeping, 10-foot-tall sculpture was a maquette for a 9/11 memorial.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

This memorial was created by an Irish nurse who lived in New York City during 9/11.

This small glass cube is a peaceful out-of-the-way sanctuary at the busy airport.

An abandoned quarry hides an open-air gallery of huge sculptures, some made from the rubble of 9/11.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

This sculpture, residing in a quiet corner of a London park, honors the victims of 9/11.

This memorial includes fragments from one of the greatest tragedies in United States history.

Edison's cast-in-place concrete houses were a failure, but way ahead of their time.

This curious building hides eclectic details like medieval gargoyles alongside naked angels and Art Nouveau mosaics.

This giant middle finger statue sends an unambiguous message to Italy's bankers.

Just across from the "Last Supper" painting is the famous painter's vineyard, a gift received for creating the masterpiece.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

One of the world’s smallest bars, just 13 square feet, is brimming with speakeasy flair.

A Milanese café entirely designed by the American director Wes Anderson.