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

This grand gothic brewery has been pumping out suds for over a hundred years.

Giant kites are flown during this Day of the Dead celebration in Guatemala.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

A Civil War Museum with some notable medical antiques.

Bizarre Cavern.

Both funky and traditional, it's the oldest of its kind in Indiana.

This former office building has been transformed into an immersive music venue and art space.

A giant lumpy candle serves as a beacon for this highly scented pit stop.

Once a mortuary that held the remains of Buffalo Bill, this Denver hotspot is now a death-fixated restaurant.

The huge collection of paintings of the American West is one of Denver's best-kept secrets.

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

This abandoned sea fort has become an accidental bird sanctuary.

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

This free, take-a-book shop seems like a trick but isn't.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

An abandoned church gets a second life as a massive beer hall and event space.

A museum dedicated to exhibiting remarkable outsider art.

Walk through the history of American pop culture.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

This Balinese sea temple is thought to be guarded by the hundreds of monkeys that live around it.