The oldest stone house in Paris was built by its most famous alchemist.

One man's homage to the sun continues to grow like a glass fractal.

World War II-era Nazi compound nestled in the Santa Monica hills.

An abandoned facility that has become a place of ritualistic satanic worship, or so rumor has it.

A 200-year-old bar in the historic French Quarter refuses to give up its place in history, nor its role in securing ours.

Once the most densely populated place in the world, this island is now a ghost town.

A taste of the macabre Tokyo's ritzy shopping district.

A hotel and restaurant serving as the mecca of kitsch.

The United States Capitol's former columns still stand.

A "gravitational anomaly" located in the redwood forests just outside of Santa Cruz, California.

Giftshop catering to cryptozoologists and anyone with a sense of humor.

The atmospheric road was never meant to be so creepy.

A giant Troll lurks under one of Seattle's oldest bridges.

This abandoned asylum was once a state of the art facility before devolving into one of the most deadly mental institutions in American history.

The final resting place of New Orleans' most famous voodoo priestess.

With over 100 jam-packed rooms to explore plus elaborate tea services and events, the Mansion on O Street is a hidden treasure.

A 140-year-old castle with underground caves hidden in San Francisco.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

Beyond being incredibly fun, not much can be said about the Hole with certitude.

Left untouched since a double murder-suicide in the 1960s, Los Feliz murder mansion remains a neighborhood mystery.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

A layered tribute to the work of mosaicist Isaiah Zagar.

This lab's maddening silence is good for business but bad for sanity.

Rising from the sea like a stone monster.