The most confusing clock in New York.

A layered tribute to the work of mosaicist Isaiah Zagar.

The abandoned husk of a mental institution that failed to save a Jazz Age icon still sits nearly unchanged.

The abandoned ruins of America's first private zoo are open for exploration in the Catskills.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

An abandoned horticulture institute gloomily presides over rows of derelict and vine-wrought greenhouses.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

This seemingly cursed monument is dedicated to one of Canada's great war heroes.

Niagara Falls holds a special place in Nikola Tesla's history, so they put a statue on it.

Once the "Eighth Wonder of the World," this iron railroad bridge was decimated by a tornado.

A sharp bend in a dramatic river canyon cut through red rocks.

A spiritual vortex among the red rocks in Sedona.

A popular European tradition makes its way to the states on one of America's most famous bridges.

You can still ride this 100-year-old work of art in Brooklyn's largest public park.

The haunting, dilapidated remains of a former poorhouse on Staten Island's Greenbelt.

Once America's longest-manned military fort, now an abandoned hulk.

A toxic ghost town sitting atop a massive coal fire.

This derelict building used to house infirm Freemasons, their widows, and orphans.

The crown jewel of the Queens Museum is a nearly 10,000-square-foot architectural model of the city originally built for the 1964 World's Fair.

Wall Street has a new heroine, a bronze statue of a small but fierce girl.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

A 19th-century politician who died after walking home in a blizzard is honored with this Manhattan statue.