Always a new use for this old building.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

This might just be the TARDIS of bookstores.

An ideal wedding spot that is almost too ideal.

This jail which was in service for over a century is now open for curious visitors.

One of the U.S. Forest Service's only mansions is outfitted with a dinner table for floating food.

This abandoned Poconos resort is haunted by a history of kitschy romance and a violent fugitive.

An Irish church where an 800-year-old mummy is reaching out of his coffin as if to shake hands.

The oldest public library in Ireland.

This permanent collection of preserved bodies taken from Irish bogs is one of the leading authorities on such morbid mummies.

One of Ireland's most infamous prisons for rebels including men, women and children.

There might not be much left of these Irish ruins, but their linguistic legacy is still going strong.

The oldest pub in Ireland may also be the oldest surviving bar in the entire world.

An eccentric garden of sculptures crafted in India decorate an Irish green space dedicated to Alan Turing.

An 1814 castle that hosts an exhibit of "explorabilia".

This Irish show cave is said to have been the site of a Viking massacre that claimed 1,000 lives.

The oldest inn in Kilkenny was established by the first convicted witch in Ireland.

Century-old shop, specializing in Occult products.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

Eighteen miniature death-scene dioramas.

Pennsylvania's own Roswell-style UFO mystery.

First a root beer ad, then a golf course clubhouse, and finally a massive teapot.

The universally beloved children's television figure is interred on a high hilltop in one of western Pennsylvania's oldest cemeteries.

This Pennsylvania cave holds evidence of the oldest known inhabitants of North America.