The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

A terrific purveyor of natural history objects and curios.

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

A remote desert lookout offers unparalleled views of the California badlands for those who brave the trek.

Beautiful stained glass depictions of the history of human flight fill this surprising chapel.

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

This little museum is built on a theater that was once a wildly elaborate speakeasy.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

On the Hudson resides one of the largest clocks in the world.

A playground inspired by differential calculus dangles from the ceiling of the Liberty Science Center.

The famous author's cottage hideaway.

Every year model trains zip through a miniature New York City that's now 150 landmarks strong.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

Self-sufficient greenhouse floating on the Hudson River.

A monument stands to the famous suffragist who penned the declaration for women's equal rights, including the right to vote.

Legendary private island in the Bronx...devoid of rats.

A former connection to City Island, it has been abandoned since the 1930s.