It took 40 years to build this Eden-like garden in Marrakech, later restored by Yves Saint-Laurent.

This tiny, tranquil Senegalese island serves as a powerful symbol of the Atlantic slave trade.

Despite a fraught and controversial history this African island holds a powerful monument to the tragedy of the slave trade.

An ode to filmmaker George A. Romero, who used the mall to film an iconic horror movie.

This little museum in the town where zombies were born celebrates the living dead.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

This seemingly out-of-place gas station by the Watergate hotel was once described as the most expensive gas station in the world.

The oldest continuously operating fish market in the United States.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

The national park was once a plantation estate.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

A lovely aquatic park built by a one-armed Civil War veteran who made a fortune from lotuses.

The oldest continuously occupied public building in the United States.

Eat like pre-Columbian Native Americans in this New Mexico restaurant within the Indian Pueblo Cultural Center.

A museum devoted entirely to the rattlesnakes and snake-related art.

The eccentric mansion of one the most popular horror authors of modern times.

Abandoned Italianate architecture on the coast of Maine.

A fascinating aviation museum where you can chat with the veterans who once flew the aircraft on display.

At Macon’s oldest cemetery two members of Allman Brothers are buried side by side.

At 207 feet, one of the world's longest continuous escalators.

This unique historical monument features large concrete spheres designed to resemble fallen stars.

Outsider art meets paleontology at this roadside reptile repository.

An eponymous directional signpost erected by the first president of the United States.