America's smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

Inside a London bookstore, a fireplace that once belonged to the illustrator responsible for a famous set of tarot cards.

This perfectly preserved Chinese medicine shop was untouched for decades before being reopened as a museum.

The short-lived railroad town in central Oregon has been abandoned since the 1930s.

The trunks of 3,000 year-old trees lurk beneath the surface of this crystal clear lake in Oregon.

This garden is dedicated to a Portland cartoonist who specialized in dark humor.

Hundreds of handmade critters fill this tiny window gallery in the heart of Portland's Alberta Arts District.

A collection of haunted objects and macabre oddities under one roof.

Thousands of artifacts relating to human sexuality, including the world's largest sex bike.

A roadside collection of over-sized iron creations that are a bit more macabre than most.

The spectacular geological formations make it one of the most impressive caves in Europe.

This abandoned gold mine found a second life as a post-apocalyptic film set.

A signal indicates the entrance to this alley, rumored to be a meeting place for witches.

A curious memento mori hangs in the magnificent Cathedral of Segovia.

An unexpected ghost village lurks on the southeast coast of Tenerife.

This underwater graveyard commemorates a group of murdered 16th-century missionaries.

Thanks to an acoustic anomaly, this unassuming stone bench has heard one hundred years of secrets.

An outlet for connecting to memories of lost loved ones and saying goodbyes you never got to say.

Thanks to the building of a life-giving reservoir, part of the Great Wall of China is now a dive site.

An impactful museum ensures notorious war crimes disguised as "medical experimentation" won't soon be forgotten.

This sensational Chinese temple walks visitors through the 76 weird departments of the afterlife.

A bright turquoise river cascades beautifully down stepped terraces in southern China.

China’s breathtaking futuristic library is lined floor to ceiling with fake books.

This incredible Chinese theme park may be the largest bootleg in history.