This historic mansion was built as a symbol of love between a husband and wife.

An original apothecary from 1792.

The final resting place of two (or three) presidents, one vampire, and 18,000 Confederate soldiers.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

The remains of a failed attempt at medieval nerdery are hidden deep in the woods of Virginia.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

The oldest family-run luncheonette in New York, last renovated in 1948, still serves food and drinks the old-fashioned way.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

"In the Dark" Restaurant in Paris offers dinner in complete darkness.

This statue was given to France by the United States to commemorate the centennial of the French Revolution.

This museum houses an imposing skeleton army comprised of creatures great and small.

The hallucinogenic center of the ancient world.

World's largest collection of serial killer artwork and other macabre exhibits.

With well over 130 falls and cascades to brag about, Hamilton, Ontario has earned its stripes as the waterfall capital of the world.

This Art Deco masterpiece has stood in for some of the most famous buildings in comic book history.

One of Canada's most incredible rare book collections holds hundreds of thousands of gorgeous tomes that the general public can touch.

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

The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

The curios of pharmacist and collector Henry Wellcome.

One of the oldest scientific gardens in Britain, containing more than 13,302 plant species in its core collection.

Eighty million natural history specimens call this gargantuan museum home.