This sandstone mansion was the home of two of Oregon's most important pioneers.

Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

Home to the only outdoor municipal elevator in the United States.

In which a local geological marvel becomes a quaint roadside attraction.

A "house to which to flee" for settlers in colonial Pennsylvania.

A failed piece of Orientalism has become the proud symbol of a community.

This historic old movie house was the scene of one of the Blob's most iconic attacks.

A modern ghost town whose inhabitants were driven away by the growth of nuclear power.

One of Philadelphia's largest murals resides hidden under this bridge.

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

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

These lush botanical gardens employ the most purrfect pest control force.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

This 15-foot tall obelisk commemorating the Philadelphia-Baltimore railroad connection sat neglected for over a century.

World's first "penitentiary," meant to be humane, drove men insane.

Hidden behind West Philadelphia rowhomes is a haven for migratory and local bird species both ordinary and rare.

One artist's love letter to his city and its citizens plays out across dozens of bright murals painted on the sides of decrepit buildings.

This bridge provides safe passage for squirrels.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.

According to legend, you must remain completely silent while passing this man-made mound or suffer the consequences.

A midcentury ranch house hides a literal treasure trove of unique rocks and minerals.

These machines have been collecting dust for decades.

A plaque commemorates the spot in the Oregon woods where the first-ever Geocache was hidden.