A semi-scholarly approach to sex.

Despite time, colonization, and the brutal New Mexican heat, these Pueblo ruins still stand.

Here, at the “world’s longest art gallery,” you’ll find forty miles of ancient petroglyphs and pictographs.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

A reproduction of earth's many biomes.

Final resting place of Geronimo, Quanah Parker, and the first atomic gun ever fired.

The 340-year-old house that inspired the classic Nathaniel Hawthorne novel.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

Statue in Salem of the woman who starred as the witch Samantha in the sitcom "Bewitched."

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

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

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

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

Oldest existing church in New York and the inspiration for Washington Irving's "The Legend of Sleepy Hollow."

Dedicated to the art and science of glass in equal measure, this space is as much laboratory as museum.

Museum houses an impressive display of the origin and artistry from the now-quaint invention's history.

Golden and naked, the figure that was once the highest point in New York is all that remains of the second Madison Square Garden.

The world’s first penitentiary, meant to be humane, drove men insane.

An Irish Memorial commemorating those who perished due to potato blight.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

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

Huge masonic hall in Philadelphia with lavishly themed rooms.

The final resting place of the great escape artist, where some still gather to wait for his escape from death.