A likeness of Da Vinci's mysterious painting smiles at passersby from the side of a barn.

This beacon for pre-radar pilots once guided Charles Lindbergh to a safe touchdown in Tulsa.

A museum honoring Oklahoma military service, where you can look into Hitler's mirror and see a Mickey Mouse gas mask.

This ostentatious Italianate palace of an Oklahoma billionaire is filled with several themed mini-museums.

The world's second-longest burning light bulb.

A terrific purveyor of natural history objects and curios.

Go deep down into the earth to experience the world of Welsh coal miners.

Recently restored menagerie of Victorian-era beasts.

A harem-inspired Moorish fantasy design in a Victorian-era Welsh castle.

Ornate and macabre headstone in one of the country's oldest cemeteries.

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

A collection of full-size movie monsters opened to the public.

"Try not to knock anything over!"

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

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

Experience the hysteria of a 17th century witch hunt through goofy reenactments and wax dummies that should probably be burned at the stake.

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

A New England ghost town features a trail of boulders etched with intriguing life lessons.

This sandstone gorge in New York State's Adirondack Mountains is home to waterfalls, flumes, and more.

The summit Roosevelt conquered before he descended to become The Chief.

Townhouse facade doubles as an RMS Titanic Memorial.

Manhattan's deadly West Side railroad, which killed hundreds of New Yorkers, is remembered by this simple plaque.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.