An absolutely beautiful 200-foot stained glass installation traces the evolution of knowledge.

The marker offers a rare chance to be in four U.S. states at once, though there's some controversy over its geographic accuracy.

Bizarre lunar-like landscape with thousands of large stone "hoodoos."

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

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

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

The "lovely red Vega" of the legendary record-settling pilot.

A cavernous three-story, 43,800-square-foot basement that was forgotten about for 60 years.

A Japanese concept restaurant that feels like a party thrown by the monsters in your closet.

This elaborate towering structure was once famed for its revolutionary height.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

The blinking light atop the iconic landmark has been sending secret messages for decades.

This opulent hotel has been visited by Spider-Man, Charlie's Angels, and the Ghostbusters.

Scores of vintage street lamps shine along L.A.’s Miracle Mile.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

These pretty kitties killed and ate as many as 135 railway workers.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

Stolen goods adorn the organ at Old North Church.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The site of Paul Revere's historic two lantern warning.