A beautiful and abandoned New York subway station from 1904, complete with chandelier.

A technicolor place of worship for Elevationists.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A layered tribute to the work of mosaicist Isaiah Zagar.

This quirky curiosity shop takes its cues from the world's bazaars.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

Chicago's museum dedicated to the history of bondage and fetishism is more textbook than titillation.

Continuing the tradition of the dime museum in style.

This sprawling bookstore spans four floors and has more than a million books in stock.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

Singapore's landscaping project is home to 18 incredible Supertrees.

The largest pool at its elevation sits on top of one of the most expensive resorts in the world.

An awe-inspiring mosque in Morocco with one of the tallest minarets in the world.

The largest and best-preserved Roman amphitheater in Africa was designed to seat 35,000 people.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

The massive machine creates cracking displays of indoor lightning.

Two thousand artifacts from around the world collected by one woman who loved to travel.

A Trabant car, a kangaroo statue, and a plethora of plants take over this abandoned-factory-turned-bar.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

The "Seinfeld" diner.