A former Confederate hospital serves as a remembrance of wounded and dead soldiers.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

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

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

Dramatic river bend surrounds a natural red-rocked pedestal.

Most-visited and most-photographed slot canyon in the American Southwest.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

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

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

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

It was once the base for a series of domestic terror attacks.

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

A little marble compass above George Washington's (empty) tomb in the Capitol marks where D.C.'s four quadrants intersect.

The first memorial dedicated solely to the Black troops who fought for the Union.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

For 60 years, the academy had no permanent location until members voted Washington D.C. as its forever home.

This beloved marketplace mascot poops money and grants good luck.

A chilling monument to Korean patriots who resisted the Japanese occupation.

A large visitor's complex and place of remembrance on the outskirts of the DMZ.