This Bangkok high-rise looks like a rudimentary LEGO elephant.

A museum in a law office, filled with authentic and counterfeit goods.

From dragonfruit to mangoes to durian this Thailand resort allows guests to stay inside all manner of giant fruit.

The largest Neolithic ruins in the world hide a notably clean prehistoric metropolis.

The best-preserved ancient theater in the world.

This eatery re-creates dishes from the Ottoman Empire so you can dine like a sultan.

A meow-velous tribute to a beloved street cat, made famous on the internet.

This hunter-gatherer architecture is believed to be the oldest religious complex known.

This famous city eluded concrete detection until the early 2000's.

These tombs were built into the side of a mountain so that ancient angels could reach the dead.

In this historic region, homes and churches are carved into ancient volcanic rock formations.

Vintage furniture and art share space with all manner of collectibles at this quirky shop in Bangkok.

New York's oldest and possibly grandest keeper of books.

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

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

This iconic tattoo shop has its own onsite museum with artifacts from the early history of modern body art.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

The birthplace of an eccentric alchemist and possible inspiration for the fictional reanimator of monsters.

In Twickenham sits a small whitewashed castle that inspired Mary Shelley's 'Frankenstein.'

Where Mary Shelley’s 'Frankenstein' and John William Polidori's 'The Vampyre' were born.

HBO series' stage tucked away in a Greenpoint lot is the largest theatrical set of its kind in the United States.

The legendary cliffside castle of three-time Voivode of Wallachia, Vlad the Impaler.

Late at night, the bust of the "Dracula" actor was snuck onto the facade of this Budapest castle.

This little-known collection holds everything from "Dracula" notes, to the manuscript of "Ulysses," to the forged works of Shakespeare.