The “American Gothic" artist's largest works hang in an Iowa State University library.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

One of the largest trees of its kind in California.

Its columns were all carved from the same white oak tree.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

This former crime corner has been turned into an eclectic community center.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

The quiet canyon has a tumultuous history involving a doomsday cult.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

This kitschy tavern is also home to rare early editions of "Treasure Island."

Step inside Lucy, the world's largest "elephant."

On the Hudson resides one of the largest clocks in the world.

A Bed-Stuy gymnasium that hosts expansive raves, performances, dance parties, and more.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

The famed amusement district marks the beginning of summer with a wild procession of nautical creatures.

Nope, not Washington Irving's house.

This simple Manhattan salt house is artfully shaped... well, like a giant granule of salt.

A former seaside jewel built for the everyman is now simply a neglected art deco fortress.

The former sign of this immortal music venue is just that--undying.

Known as the "Forgotten City" it was home to industry, riots, artists, squatters, and to one of the largest single disaster fires in New York City.

The first piece of public art dedicated to LGBT rights.

The greatest real estate coup of all time.

The tiniest little stage in New York.