A plaque pays tribute to the artist's longtime London home.

A majestic hotel for dreamers rises from the center of a fairytale wood.

The final resting place of Christopher Columbus - or possibly someone else.

These unusual rooms on wheels are holdovers from the 1960s.

At Washington's Dulles Airport is a satellite museum (no pun intended) with three quarters of a million square feet of aircraft history.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

The semi-reclaimed ruins of this canal were once part of an ambitious plan to reroute the mighty potomac.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

America's post-nuclear-attack chambers of Congress.

South Carolina's last remaining slavery auction house is now a museum devoted to its own tragic history.

A tropical paradise once home to space exploration and military installations.

Impressive sink holes fill this untouched old-growth forest in the Bahamas.

A "Texanic" (gigantic Texas) collection of Art Deco architecture at Dallas' historic Fair Park.

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This library and museum is dedicated to the life and literature of the Indianapolis native author.

This stately clubhouse has showcased German-American culture for over a century.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

20,000 pieces in a Frank Gehry-designed building.

This bronze sculpture on a former squash court marks the secret origins of the Atomic Age.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

This unassuming museum's slogan translates to “there is a limit of sadness, anxiety has no limits."

Fortune tellers, snake charmers, poets, and storytellers all gather on this historic square in Morocco.