The tea room that pushed the boundaries of adorable straight into...we can't find the words.

The neighborhood church casts a breast-shaped shadow that locals have come to call the “two o’clock titty.”

A winding path built in secret on the edge of the continent.

A 140-year-old castle with underground caves hidden in San Francisco.

An artsy hidden staircase leads to breathtaking views of San Francisco.

The taxidermied remains of the "last wild grizzly bear in California" and of the symbol of the state of California.

A tiny plaque marks the location of the water source that facilitated the birth of modern-day Boston.

Rumored to have tormented a family in the late 1960s, this toy now resides in a quiet little oddities shop.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The lecture hall where Alexander Graham Bell first demonstrated the long-distance phone call.

Memorial of the Salem witchcraft hysteria in the town of Danvers, where it all began.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Beneath the mossy overgrowth covering this once-sprawling campus lies decades of history and the secrets that come with it.

What appears to be an act of fruit vandalism is actually a cultural statement.

The last living thing to come out of the rubble after 9/11 is now a symbol of hope and resilience.

Red frames showcase remnants of one of New York's original subway stations.

A museum collection honoring the long history of the FDNY is held in a disused Manhattan fire house.

More than 300,000 historical artifacts from the famous music venue, from Duke Ellington's handwritten score to The Beatles' booking slip.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.

The original toys that inspired the beloved children's stories are on display at the New York Public Library.

The "Seinfeld" diner.

A celebration of capitalism in Midtown.