Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

This cheeky restaurant has a serious devotion to lard sculptures.

Marvel at the excessive luxury of the ousted Ukrainian president's former estate.

A quirky collection flush with information on commode culture from ancient times to modern day.

An Art Nouveau building covered in animal gargoyles and grotesques.

Ukraine's oldest operating pharmacy now offers guests a fascinating walk through apothecary history.

A subterranean Holocaust refuge within one of the world's longest cave systems.

This beautiful natural train tunnel is said to grant the wishes of visiting lovebirds.

Surreal riveted sea forts once protected the Kent shores from German attack.

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

An abandoned vacation home spent a decade taking on legends. It's now taking on water.

This abandoned fishing settlement may well be the greenest village in the world.

Shipwrecks, ruins, and turtles are all that remain on this haunting Caribbean ghost island.

The scene of the United Kingdom's most famous UFO incident, dubbed the "British Roswell."

This spacecraft-shaped water tower is only a part of the mysterious UFO mania in this Brazilian town.

A model of a galactic embassy is hidden in plain sight along the highway, proposed by a UFO religion to find the aliens that created life on Earth.

One woman's UFO-themed campground, complete with self-built energy vortexes, UFO-themed weddings, and magic bushes.

This set of rickety spaceships are prepared to give alien travelers a place to relax and go to the bathroom.

The UFO capital of Australia is the outback’s answer to Roswell.

This small town Texas cemetery is said to be the burial site of a UFO pilot who crashed in the 1800s.

A Swiss man built this airstrip for aliens because a UFO captain telepathically told him to.

A collection of miniature, symbolic sculptures hides in plain sight across Kyiv.

This exquisite, alienesque piece of Soviet architecture is being threatened by modern shopping malls.

A Kyiv-based repository for all manners of discarded curiosities.