Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

A snapshot of the city's fascinating voodoo culture.

The second oldest continuously operating bar in Louisiana.

This symbolic piece of New Orleans architecture is also home to a few ghastly stories.

This New Orleans boutique and nursery specializes in rare flora, with a focus on carnivorous plants.

A calm and comfortable place to hang out with cats and kittens up for adoption.

An abandoned warehouse turned art sanctuary in New Orleans.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

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

Behind an abandoned storefront is an example of pioneering 1930s gas station architecture.

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

Before Metro, Washington had a robust streetcar network—and you see the remains of this infrastructure if you know where to look.

This stately mansion, built in 1787 by America's first Secretary of the Navy, is rumored to be one of the most haunted buildings in Washington, DC.

The site of the climactic scene from the classic horror film is now a historic landmark.

The unique traffic pattern named for an influential urban planner is also known as the Pedestrian Scramble.

D.C.'s first central library was born out of a chance encounter with the philanthropist whose name it bears.

The preamble to the U.S. Constitution written entirely from vanity license plates hangs in the Smithsonian museum.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

This nine-story building is the oldest standing skyscraper in D.C.

You could be standing at the site of one of D.C.'s most fatal tragedies and not even know it.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

Obscure Freemasons still live in D.C.’s largest private residence.

A propulsion engine testbed that paved the way for the Space Shuttle launch sits without recognition at this rocket center.