A small World War II museum housed in what was once the largest navigation school in the United States.

A poignant memorial to a young boy whose death spurred a dramatic increase in organ donations in Italy—dubbed the "Nicholas Effect."

A tribute to the life and work of the beloved "Peanuts" cartoonist.

Believe it or not, this is the final resting place of the man who created the Odditorium.

The bizarre story of the mysterious death and hidden treasure of one of Sanibel Island's early homesteaders.

In a city crazy for seashells this museum educates and amazes visitors using the wonder of cast-off exoskeletons.

A telegraph station used to send information from Cuba to the U.S. during the Spanish-American War.

The largest retailer of seashells in the world.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

Far out of its comfort zone, this sequoia was planted as a symbol of the connection between Visalia and its neighboring national park.

This huge dam across the Colorado River caused an armed standoff between two U.S. states.

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

Opinions differ as to whether this Arizona tree was actually used as a Wild West jail, but that hasn't stopped the town from capitalizing on it.

A mysterious "wedding cake" castle in the middle of the urban desert.

The unusual burial monument of Arizona's first governor.

A Wild West jailhouse that slid down the mountainside.

An urban laboratory.

Lines from a walking song are etched into a rock in Natural Bridge State Park.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

The oddly shaped, steam-spewing building is now an art studio and gallery.

One street divides a single town that stands in two U.S. states.

An old spiral fire escape dangles above a public courtyard in Midtown Oklahoma City.

Largest Roman Catholic church in North America.