A painting in the historic Cathedral Basilica depicts Jesus and his disciples dining on a traditional Peruvian menu.

Memorial to the Titanic engineers that died working to hold back the sea.

FDR's Art Deco hospital tower was hopelessly inefficient.

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

The remnants of a wooden-hulled fleet built and abandoned in WWI, now home to a thriving ecosystem.

Once decrepit and slated for demolition, now one of the longest pedestrian bridges in the world.

A 200-year-old bar is all that remains of one Mississippi River town's rough-and-tumble past.

The second-largest ceremonial mound in the United States is an artificial hill that is loosely shaped like a pentagon.

Visit the monolithic tomb of America's most famous general.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

This small 16th-century church in Athens is almost entirely surrounded by a modern building.

Heralded as the world's first theater, these ruins are often overlooked as they reside in the shadows of the Acropolis.

These caves secretly held national treasures during World War II.