Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

Honoring the famed folktale author, this California museum looks like it belongs in the Black Forest.

California's oldest wind harp represents a historic piece of America's Danish history.

With its peeling paint and faded sign, this theater-turned-recycling plant is a nostalgic relic of 1950s Americana.

Coastal dunes, site of buried Egyptian movie set and former utopian colony.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

A Mysterious Masonic tomb in San Luis Obispo.

This beloved roadside attraction welcomes visitors with his signature neon smile.

The arch that celebrated the completion of the Lincoln and Victory highways.

Along a California highway is a kind of Jurassic Park made of metal.

Two groundbreaking brothers from Pasadena.

A giant donut stands as a popular symbol of Los Angeles iconography.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

An urban laboratory.

One of America's most historic homes also holds a startling literary legacy.

The lesser-known lost colony of Roanoke was a safe haven for formerly enslaved people during the Civil War.

Alexander Hamilton’s creation caused quite a bit of controversy.

America's smallest national park site is the former residence of exiled Polish national hero Thaddeus Kosciuszko.

On the Fourth of July this area will transform into a Pompeii-like storm of falling embers and ash.

A historic home with ties to the abolition and suffrage movements.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

This restored house is like a time capsule of the president's unconventional inauguration.

One day a year it is legal to jump off of this astoundingly tall bridge that spans an Appalachian gorge.

The farm where one of America's greatest leaders was raised is now a well-appointed landmark.