Millions of numbers carved in glass represent the tattoos forced upon victims.

An interesting decoration on this historic site, this weathervane comes with as many legends as it does questions.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

A former waterfront market is now in the center of town due to some interesting Boston engineering.

American revolutionaries and British soldiers alike are buried here in the fourth-ever cemetery in Boston.

American artist J. Alden Weir purchased this 60-acre estate for $10 and a painting.

Considered by many to be one of the most dangerous highways in Alaska.

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

A decaying concrete oil tanker served as a disposal location for bootleg hootch.

This water tower slanted at an uncomfortable angle off the old Route 66 was an ingenious marketing ploy.

A serene temple with stunning stained glass hides in downtown Dallas.

Three hundred years of preserved Spanish colonial history in San Antonio.

A gorgeous garden oasis with winding paths, stone bridges, and a troubling history.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

This former shopping outlet is now adorned with beautiful graffiti and murals.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Experience a charming 1930's version of "infotainment."

Boise State's stadium was the first non-green football field in the world.

The largest outdoor art gallery in the Northwest United States.