This former charity hospital for elderly clergy houses some of Seville’s most treasured paintings.

The final resting place of the great navigator, or maybe his brother.

Its appearance in "Game of Thrones" may spur on the long-awaited restoration of this medieval shipyard.

The ruins of a defunct limestone quarry still haunt this Scottish promontory.

Home of the only civilian casualty at the Battle of Gettysburg.

The world's largest fully steerable radio telescope.

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

A particularly creepy abandoned hospital that sparks interest for lovers of the supernatural.

This tree is a living witness to the beginning of the Civil Rights Movement.

This monument marks the beginning journey of a wounded soldier's leg that ended up almost two states away.

The "plyscraper" is the world's tallest building made predominantly out of wood.

The first skyscraper to include a Ferris wheel built into the facade.

The oldest arched-covered bridge in Virginia has truly withstood the test of time.

The final resting place of one of the most important figures in the world of tea.

This iconic hilltop church doubled as a lighthouse in the 19th century, guiding ships into the port of Valparaíso.

A whimsical European-style chateau that calls the coast of Chile home.

Vibrant paintings stretch across 600 feet of derelict railway.

This mouldering abandoned mental hospital was once a center for progressive healing.

100 massive sculptures in the Hudson River Valley.

This townhouse was once the original home of the Scottish Football Association.

In the depths of Glasgow Cathedral's crypt, one pillar stands out from all others.

A state park that once served as an important river crossing, and now offers protected lands for endangered plants and animals.

This home is steeped in history from, George Washington to George Corwin, High Sheriff during the Salem Witch Trials.

Thomas Jefferson's estate is home to hundreds of varieties of historic fruits and vegetables.