This 5-by-6-foot wooden hut is the smallest historic post office in the U.S.

This quaint museum taps into the sweet history of the maple syrup industry.

Walking around West Harlem reveals a scavenger hunt of beautiful bird murals.

A collaborative art project that transformed a neighborhood in NYC's Queens.

This off-the-beaten-path abandoned town is a relic of Montana's silver mining boom.

A classic carnival ride that was carved to be untouchable.

A giant roll of mints marks the birthplace of one of America's most famous candy brands.

The only rotating bar in New Orleans has been slowly spinning since 1949.

The building was originally a gas station built to resemble a Japanese tea house.

An enormous overgrown greenhouse teeming with graffiti and wildlife.

Stockholm's deepest subway station is also a stunning ecological wonder.

One of the last few period-correct, hand-operated canal locks in the country.

Edison's cast-in-place concrete houses were a failure, but way ahead of their time.

Tucked away amongst townhomes lies a restored, early 20th-century tea house and garden, the only remains of a historic estate.

A little-visited ghost town state park offers a glimpse into Montana’s "Silver Queen."

A glittering Thai Buddhist temple in suburban Pennsylvania.

Mai Tais and Navy Grog served up in one of the original tiki bars.

Tour the sci-fi-esque reality of governmental disease management.

Stones speckled along Harris Avenue reveal hidden nuggets of the past.

This stunning blue and gold room changed cities twice before becoming part of the Smithsonian.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

A tiny monument to the classic American candy.

One-of-a-kind preserved ruins of an abandoned 1880s church in Chicago's Pilsen neighborhood.

A one-armed veteran of the Battle of Waterloo lies in a cemetery for one in the middle of a Chicago scrapyard.