This now-abandoned part of the original transcontinental railroad route provides a surreal driving and historical experience.

Although it also features red, orange, and variegated cliffs of Navajo Sandstone, this state park is often overshadowed by its more famous neighbor.

The sci-fi villain is a little-known inhabitant of the U.S. capital's largest cathedral.

The fifth-longest natural arch in the world, and the longest outside China.

One of America's first dinosaur parks gives a window into Depression-era paleontology.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

The prototype for all Nazi concentration camps.

Daily jousts and dancing barrel makers in Munich's mechanical clock.

The fairy tale castle of the "fairy-tale king."

This Venice bookstore has resigned itself to constant flooding by keeping its books in bathtubs and boats.

A new sculpture calls attention to climate change in the centuries-old city it threatens.

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

This statue of one of baseball’s greatest pitchers looks like something out of a sci-fi horror movie.

The national park was once a plantation estate.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

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

There’s a hidden military meme engraved on the World War II Memorial.

The monument's pointy aluminum tip has been melted down by repeated lightning strikes.

Members of Congress have traveled between the buildings on Capitol Hill for a century hidden from tourists, press, and storm clouds.

Senators used to relax in the nearly forgotten marble tubs now hidden in the U.S. Capitol Building's basement.

Corn-inthian columns with a uniquely American take on neoclassical architecture.

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

This statue of the "father of television" stands prominently in the United States Capitol.

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