This tribute to the founding father of the American dictionary originally contained a spelling error.

The final resting place of one member of the Amistad slave revolt who never made it back home.

All that remains of a gigantic earth-moving machine.

Louisa May Alcott based “Little Women” on her experiences growing up in this house with her sisters.

This opera house along the banks of the Connecticut River has two Tony Awards to its credit but it’s never staged a single opera.

The mighty room where the poet spent most of her life is available to rent for an hour or two.

This family driveway also serves as the highest point in Illinois.

This former boomtown "island" is now submerged below Folsom Lake.

A giant light 13 feet high shines near Thomas Edison's old Menlo Park lab.

These etchings reveal the history of a long-gone quarantine site.

The cave where two British judges hid in exile after sentencing the king to death.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

Panoramic views of the city of New Haven and the Long Island Sound, with a side of history.

The enormous 250-room Vanderbilt mansion conceals hidden doors and secret passageways.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

An abandoned Depression-era zoo hidden just off the highway.

The world's largest egg has been cracked a number of times over the years but has been repeatedly replaced.

A geological mystery on Camelback Mountain.

Statue of Lenin, from Cold War era Czechoslovakia, now in a neighborhood of Seattle.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

Funded by John D. Rockefeller, this is one of the earliest, and most beautiful, shopping arcades in America.

10,000 flowered plants bloom in the City of Roses.