Touching mementoes from those who didn't make it back from World War I still hang in one of New York's oldest bars.

The oldest bibliophilia club in America, with exhibitions on historic books and graphic arts.

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

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

This unmarked and unloved Manhattan subway grate created one of the most iconic images in American cinema.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

Elevated freight railway turned wildly successful urban park.

This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

This beautiful building in the heart of Manhattan's Financial District was empty for decades.

Amid the bustle and noise of the Financial District hides a secluded garden oasis above the city streets.

A "haunted" landmark on the coast of Southern California.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

A giant desert bird that once swung music fans at Coachella now has a home in a nearby traffic circle.

Tubing through a cave lit with glowworms is a magical underground experience.

One man's dream has turned into this naturally growing chapel made of almost nothing but trees.

This glamorous old building is said to have inspired the Tower of Terror.

A few iconic structures are all that remain of America’s first outdoor shopping mall.

Hundreds of painted rocks dazzle this small beach where adding your own is encouraged.

Taxidermied cartoon heads, unseen illustrations, and famous characters all reside in this small gallery space.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

A 300-year-old tea shop that brought tea to the English people, not to mention the Queen herself.

The oldest platform carousel built in the United States continues to delight children in Martha’s Vineyard.