This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

One of the last Jazz Age "Wonder Theaters" in New York City.

The oldest surviving bridge in New York City, which reopened to pedestrians in 2015.

The "Seinfeld" diner.

Mysterious 500-year-old tapestries depict a unicorn hunt.

This cemetery has graves dating back to the 17th century, including the city's oldest carved tombstone and an ominous cryptogram.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A Pythagorean funhouse that tries, successfully, to prove that math is the coolest thing ever.

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

Elevated freight railway turned wildly successful urban park.

This New England drive-in was built to straddle the border between two states.

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

Ruins of the elaborate house where the enigmatic costume designer threw glamorous parties for New York's theatrical elite.

The sweetest graveyard in the world is filled with headstones for dearly de-pinted ice cream flavors.

Play everything you see at a museum dedicated to a town's historic organ industry.

Designed as a place for patients to take in the scenery, this tower has a dark history.

The house where Rudyard Kipling wrote the Jungle Book is also the location of the first tennis court in Vermont.

The highest peak in the state of Vermont has some interesting features.

A New England curiosity cabinet, one hundred years on.

Canyon walls shrouded in ferns.

Two mammoth statues inspired by equally tall tales lure tourists to this roadside attraction.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

America's most famous piece of self-built architecture.