This record-setting hydraulic dam in the Montana badlands was one of FDR's most ambitious public works.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

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

The wooden airship was the largest flying boat ever built.

Multiple waterfalls and several historic CCC buildings anchor this state park in Oregon's Willamette Valley.

A preserved relic of the 1904 St. Louis World's Fair and a center of Swedish American Culture.

The oldest house in Lindsborg, Kansas, includes some fascinating inscriptions.

In the heart of Little Sweden USA, a small gallery and museum pays tribute to a Swedish-born artist who fell in love with the American landscape.

Curious rock formations in a tiny Kansas state park.

Salina's eye-catching giant mural depicting children at play is painted atop a century-old mill elevator.

One man's eclectic collection of treasures found at sea.

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

A massive sea stack famous for its appearance in The Goonies.

Mountain known by the Tillamook Tribe as "the place of the supreme deity."

Two massive rock outcroppings on the Oregon coastline.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

Home of Howard Hughes' Spruce Goose.

Spectacular volcanic cliffs along the Crooked River invite hiking, rock climbing, and photography.

The original span of a high bridge across the deep Crooked River Gorge has been preserved for pedestrian use.

At least 14 twice-retired ships were sunk to make a lovely rusting breakwater in Comox Harbour.

Spectacular views await visitors to this lake.

This trail leads to a mine that was used as a sanctuary during the Great Fire of 1910.

Cross the Continental Divide through an old railroad tunnel, and ride back to the top on a shuttle.