The early 20th-century home features cutting-edge technology of the day, such as ammonia refrigeration and needle showers.

The massive Roman arch in New Hampshire that was meant to be a tomb.

This location of a Mexican chain restaurant has a unique location: an old jail.

The 92-foot-tall structure is based on the aircraft that carried the first Americans into space.

Site of an escape, ten murders, and some scalpings.

Sites connected to a woman born on a ship and spared by a pirate.

The oldest covered railroad bridge still standing in the United States.

This humble resting place belongs to one of history's most celebrated restaurateurs.

New Hampshire's most beloved war hero lived out his retirement in this peaceful homestead.

This young woman's tombstone names her murderer, who is buried in the same cemetery.

One of the earliest—and most commonly forgotten—acts of rebellion against English rule.

A strange, heartwarming, decades-old declaration of love on a New Hampshire roadside.

The summer home and later final residence of acclaimed American sculptor Augustus Saint-Gaudens.

Generations of rockhounds got their start at this beloved, historic mine.

A gas station and a state sign commemorating the most famous claims of extraterrestrial abduction.

Even Henry David Thoreau found this glacial pothole irresistible.

The Old Man of the Mountain’s less-famous, but still beloved little brother is said to resemble a leader of the Abenaki tribe.

Come for the gun-toting hillbilly madman, stay for the ice-cream loving basketball bears.

These towering spires and glowing walls are carefully crafted from hundreds of thousands of icicles.

An unrecognized nation-state created in the 1820s to avoid taxes.

A magnificent waterfall nestled in the heart of the El Yunque National Forest.