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

Scenic mount trashmore, Virginia Beach's most curious waterfront still has a couple of secrets.

The final resting place of an unidentified revolutionary soldier sits behind a Virginia church.

This stately building in Alexandria, Virginia was built by Freemasons to honor one of their most famous members.

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

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

Look closely and you’ll notice that the color changes a third of the way up the tower.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

This scenic Maryland park was the site of one of the worst prison camps of the Civil War.

The celebrated eyesore created by starry-eyed sweethearts.

An immersive projection art installation uses sound, scale, and light to take visitors inside classic works of art.

This magnificent castle grew from a small Moorish fortress, and reportedly inspired two iconic Disney castles.

A rare set of strings by famed instrument maker Antonio Stradivarius is on display in the Royal Palace.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

Among the oldest structures in Madrid, these Moorish walls once guarded the medieval city of Mayrit.

Over two centuries old and counting, Madrid's massive botanical garden contains one of Europe's only desert environments.

Journey through this open museum where even employees remain true to period.

The medieval woodcut-style artwork chronicles life in medieval London.

The bronze uniforms commemorate the vital role of women during World War II.

These mysterious Viking chess pieces spent centuries hidden on a remote Scottish island.

This pub was 238 years old when it decided to revamp its image: It started serving Thai food.