Half of a waterfall goes into the river while the other half seems to disappear.

Duluth mineral magnates built this charming art deco lodge to be their private clubhouse.

A "haunted" landmark on the coast of Southern California.

The world's largest wooden trestle stretches across this desert canyon in Anza-Borrego Desert State Park.

A couple turned their front yard into an artistic masterpiece.

A statue based on a tragic Japanese nursery rhyme, commemorating San Diego's sisterhood with Yokohama.

A futuristic-looking beach house built for the owner of a snack food brand.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

The long, arduous journey of the stones of the Abbey of New Clairvaux.

The first skyscraper to include a Ferris wheel built into the facade.

A cluster of granite granaries perched on stilts.

No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Underwater art project will double as a massive artificial coral reef to help regenerate the damaged ecosystem.

This failed condo development was reborn as a street art hub.

A former electrical substation is now home to an eccentric junk art masterpiece.

Orr Park's dead trees have been carved into a menagerie of whimsical visages.

Unusual house, in an unusual neighborhood, home to some very unusual peanuts.