The oldest operating apothecary in the US has treated everyone from Thomas Edison to Mark Twain.

An artist's cute bronze subway sculptures belie his violent artistic past.

Over 120,000 curious objects that have shaped our modern world.

A former major munitions plant that has been converted into a sprawling art space.

The competition: breathe deeply as long as you can.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

A spiritual vortex among the red rocks in Sedona.

Golden Gate Park's historic collection of plants.

Town of spiritualists and mediums in Florida.

The land is home to swimming ponies and a legendary 18th-century treasure.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

Headquarters of the legendary clairvoyant's readings, spiritual hospital, and massage school.

This small New York museum examines Chinese history from its origins right up to its arrival in the city.

Bizarre Cavern.

At 207 feet, one of the world's longest continuous escalators.

Giftshop catering to cryptozoologists and anyone with a sense of humor.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.