Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

Three Malay graves are at the center of an annual pilgrimage that reflects syncretic practices.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

A lush indoor jungle fills this bustling Madrid transportation hub.

Once the grandest synagogue in medieval Spain, it now stands as a memorial of the 15th-century Jewish exile.

The Midwest's reigning king of surplus stores is full of nothing you need and everything you want.

An old soap company building now houses one of Minneapolis’s oldest independent non-profit art galleries.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Montreal's giant farmer's market is a foodie's best friend, especially in the winter months.

A museum dedicated to the history and exploration of both popular music and science fiction.

One of the most influential presidents in U.S. history wanted only this plain, elegant monument as his lasting memorial.

It was once the base for a series of domestic terror attacks.

Decades before the scandal, this staircase on the river was a literal "water gate."

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

Home to items never before seen by the public.

Holding the most bodies of any cemetery in the United States.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

Cryptic messages embedded in the New York City sidewalk.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Equal parts record-breaking temple to consumerism and bizarre fun park, it's more than you think it is...

One of the largest Chinese cemeteries outside of China spent years overgrown and forgotten.

A historical convent known for taking in bad luck babies left on its doorstep is now an upscale shopping center.

A Singapore shrine to an unnamed German girl who has become a local deity.

This $62 million dollar temple was erected to house one little dental fragment of religious history.