Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

A 150-square-foot masterpiece of American landscape art is the crown jewel of this library and art gallery in Vermont.

A pair of black granite tails dive into a sea of grass in landlocked Vermont.

Vermont's hills are alive with the sound of music at this historic hotel.

A small chapel celebrating the spiritual bond between dogs and humans.

The world's most famous cheese caves.

The only thing these street signs will help you navigate is your imagination.

After sunset the heart of Zanzibar's historic Stone Town neighborhood transforms into a culinary playground.

The only Leonardo Da Vinci painting in the Western Hemisphere.

The revival of a classic Art Deco theater.

This bridge over D.C.'s Rock Creek Park is sometimes called the "Buffalo Bridge" because of its four buffalo sculptures, which were cast from a single piece of bronze.

A rare example of a rural school in Washington, D.C.

Surrounded by a verdant garden and a backdrop of ivy, a monument to beloved poet Khalil Gibran stands outside of the Lebanese embassy.

The legacy of a wealthy executive and his wife, this little-known art museum features works by Picasso, Monet, Renoir, Cezanne, and more.

A brass and marble scale model of the solar system embedded in the concrete.

Outside the Department of Transportation, a collection of artifacts honors the history of how we get around.

An amazing example of early-20th-century architecture, this church features marble transported from Utah.

Once a sewer culvert, this road tunnel now offers cyclists and pedestrians a subterranean stroll under the C&O Canal.

The early data processor factory founded in Washington for the 1890 U.S. Census went on to become IBM.

Art deco landmark on the outskirts of Washington, D.C.

There's a crumbling old mansion inside the Smithsonian National Zoo.

Press 1 for knock-knock jokes.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

Coins and medals straight from the mint await visitors to this shop in the nation's capital.