This monument is dedicated to those lost on June 6, 1944, in the town with that day’s highest per-capita casualty rate.

The life of one of FDR's possible mistresses is preserved in her palatial Hudson Valley mansion.

One man's swirling six-acre monument of stone.

A living antique aviation museum in the historic town of Red Hook, New York.

An enormous cat made of recycled wood scraps.

The site of the first "historically true" UFO encounter in the U.S.

A stunning garden filled with fantastical environmental folk art and sculptures.

A mysterious collection of stones stand outside a small New England town.

Stay at this storybook estate, featuring Sir Henry Hudson Kitson's masterpiece "Gingerbread House."

Eight whimsical acres of metal art.

Fossilized sea bottom and lime quarry.

Naturally formed white marble arch housed in an abandoned marble quarry from the 1800s.

The first evidence of some of the Earth's earliest life was found in this fossilized undersea grotto.

Resonating tubes make music from highway overpass.

More than 200 unconventional musical instruments that anyone can play.

Inspiring Herman Melville and Henry David Thoreau, Mount Greylock in western Massachusetts is the highest point in the state at 3,491 feet above sea level.

A beautiful multicolored mound formed by the mineral deposits of the Orenda Spring.

The small burial plot is located in a mall parking lot.

This elaborate High Victorian Gothic structure is one of the world's few 16-sided buildings.

A fiery crater has been burning in the Karakum Desert since 1971.