Those with a sharp eye can find the hidden image of a German Shepherd on the memorial's Mural Wall.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

The privately owned cemetery that holds room for Washington's finest when they step down from life.

The first purpose-built art gallery in the United States is once again open as a center of craft arts.

A tiny piece of the Moon is embedded in this stained glass masterpiece.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

This breathtaking monastery was established by Saint Benedict himself 1,500 years ago.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

An isolated island home to one of the oldest English-speaking communities in the region and Maryland's state dessert.

This spectacular mosque houses the second-largest chandelier in the world.

Pompeii's less famous neighbor is still revealing her secrets.

Perhaps the most scandalous statue of America's first president.

Washington's iconic carousel has a nice piece of Civil Rights history.

The 5.5-mile ring of steel posts around the Capitol Building is one of the largest (and most uniform) of its kind in the world.

Home to a vast and influential collection of Shakespeareana.

A former major munitions plant that has been converted into a sprawling art space.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

An exotic wildlife habitat right off The Strip.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

This taxidermy horse was a Civil War hero.

The United States' oldest Episcopal church still in active use.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

This small-town pizzeria won the Hollywood lottery.

The taxidermy remains of the most popular pony in children's literature.