The rusting remains are visible sticking out of the waters of the Delaware Bay.

Near the ruins of a Civil War coastal fortress lies the only known African refugee cemetery in the United States.

Eat the ultimate iteration of Portugal's most beloved pastry.

The mounds at this site were reconstructed with the help of archaeologists and historians.

The last remains of one of the oldest and largest oak trees in the United States calls this state park home.

The world's longest continuously running show has played at this small West End theater since 1974.

An angular maze of concrete in Grand Rapids acts both as public art and as a staircase for fish traveling upstream.

A statue marks the exact spot where The Boy Who Never Grows Up made his first literary appearance.

This tidal island, a sacred site in early English Christianity, was the target of a notable Viking invasion.

This former train station was once an important shipping depot for the regions farmers.

This extinct volcano rises above Edinburgh and is special for its panoramic views over the city.

Walk along the medieval fortifications that have been protecting Tallinn since the 14th century.

An ancient and majestic fortress that played an integral role in Portugal's road to independence.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

This beachside town is home to a diverse nature reserve, multiple cays, and one of the three bioluminescent bays in Puerto Rico.

This church on a Tohono O'Odham reservation has stood since 1797.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

Rumors persist that a bottle of whiskey is sealed within this Demijohn-shaped adornment.

This stunning iron gate designed by Modernist architect Antoni Gaudí is filled with mythic symbolism.

These unusual rooms on wheels are holdovers from the 1960s.

A secret rendezvous spot where John S. Mosby and his Rangers would meet to divvy up their loot after raids.

A remarkable feat of Victorian engineering across the Firth of Forth.

This statue honors the author's groundbreaking family story.

The burial ground of two kings and a queen is now a calm city park in the middle of bustling Seoul.