One of the largest collections of Catalan literature and cultural materials outside of Spain, created by a community of 1960s expats.

A former prison complex now displays a historic collection of inmate artwork.

A snake farm famous for its venemous varieties.

A huge boat-shaped hotel with a blood red pool and other oddities.

The ruins of this Brazilian island prison still bear the scars of the bloody rebellion that closed it down.

One of São Paulo's tight urban intersections has become a haven for graffiti artists ever since a single Batman started the trend.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

Once home to seven different roller coasters, Glen Echo has undergone many transformations since its founding in 1891.

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

The romance of early commercial flight still fills this Art Deco destination.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

A popular European tradition makes its way to the states on one of America's most famous bridges.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

Elevated freight railway turned wildly successful urban park.

The bank that helped fund the Mexican-American War and the purchase of Alaska met its downfall after helping Augusto Pinochet launder money.

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.

An overlooked memorial honoring the local Washington residents who died in World War I.

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Washington's iconic carousel has a nice piece of Civil Rights history.

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

A much-maligned monument to teetotalism.

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