The last moments of the ill-fated Pompeiians, frozen forever in plaster.

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

A 19th-century Gothic, castle-like statehouse by the Mississippi River.

A historic Civil War estate-turned-museum looks back on the Confederate States of America.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

Whimsical bronze sculptures of smiling coins and houses await visitors to this park.

Every day a troupe of pampered water fowl walk the red carpet to their favorite fountain.

Walk the whole Mississippi River!

A 200-year-old bar is all that remains of one Mississippi River town's rough-and-tumble past.

A monument celebrating the idea of reaching inaccessible places.

A 56-foot tall statue of the god of fire looks out over Birmingham, Alabama.

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

This hidden jockey “walk of fame” celebrates the winning riders of the Kentucky Derby.

Soldiers were buried next to Lee's house in the center of Arlington Cemetery to dissuade the general from reclaiming his property after the war.

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

America's first nuclear-powered merchant ship is now a time warp to the atomic age.

The king of U.S. high points towers over every other peak on the continent.

The highest point in Mississippi is a hilltop that was once used to bombard a nearby town with artillery.

This two-room shotgun shack in Tupelo is the birthplace of a King.

The only road through the heart of Glacier National Park.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.