A wacky, UFO-shaped house in a suburban neighborhood.

The "Seinfeld" diner.

A hip bar decorated with walls of golden skulls.

Order scoops of pandan, lychee, and black sesame at this family-run institution.

This lower Manhattan bar is set up in an old bank vault that rests beneath a skyscraper that hides even more historic splendor.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

A crumbling hospital from the 1850s on Roosevelt Island.

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

Only museum dedicated to women pilots, with personal artifacts from Amelia Earhart and other aviatrixes.

Circus cemetery for all the “showmen under God’s big top.”

The final resting place of Captain William Becknell, the Old West frontiersman who forged the Santa Fe Trail.

Beer lover's can-covered house.

Nature's biggest mammal swims in landlocked Oklahoma.