Napa's oldest building is now a Mexican restaurant.

This California museum is home to one of the largest collections related to the 'Treasure Island' author.

California's own medieval Italian castle, authentic down to the 300-year-old iron maiden in the dungeon.

The story behind this beloved toy—named for Theodore Roosevelt and owned by his grandson—is more complicated than you might guess.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

In the parking lot of a fast food restaurant, a statue memorializing a prolific bull elephant.

340 bicycles, 65 feet high.

This historic California cemetery holds the bodies of veterans of both the Civil War and the Donner Party.

A sculpture dedicated to Napa Valley's oldest mineral water company.

A veteran Disney animator turned his gift for storytelling to a museum devoted to his love of a California city.

The fossilized remains of ancient California redwoods.

California's own majestic geyser is powered by a subterranean volcano.

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

A monumental cross hides in the trees in Golden Gate Park.

A 20-foot-tall quarter commemorates George Washington’s ties to Bedford County.

The highest point in Florida is still the lowest high point in the country.

This Great Depression-era creation was once known as the strangest house in the world.

Built in the 1970s, this curious modular home found new life as a sundae-shaped ice cream stand.

This titanic java kettle is one of the many kitschy landmarks located along America's OTHER famous highway.

A dozen U.S. presidents have stayed at the historic resort, which was known as James Buchanan’s “Summer White House” from 1857-1861.

Come for the Italian food, stay for the taxidermy and giant statues.

Thousands of Matchbox cars spanning generations call this New Jersey barn home.

An outlandish shoe shaped house built by an eccentric millionaire.

The rusting remains are visible sticking out of the waters of the Delaware Bay.