This New England drive-in was built to straddle the border between two states.

Final resting places of a husband and wife who became famous for their claims of extraterrestrial abduction.

University of New Hampshire holds the documentation and artifacts of local alien abductees.

Once the future of underwater combat, this old sub is now open for visitors to muck around in.

A short nature trail winds through the greatest works of poet Robert Frost.

The ghost town that was one of New Hampshire's first settlements now exists as a park detailing its history.

A collection of haunted artifacts chronicles the career of the world's most famous paranormal investigators.

A reliquary of pop culture marvels, including the world's largest (and most terrifying) Jack-in-the-Box.

This petite park lets visitors see and touch examples of fossilized dinosaur tracks.

This museum holds a fully-functional replica of the "Turtle," the first American submarine ever built.

A miniature village lies nearly forgotten in the forest by the side of a major highway.

The US Navy's only submarine museum is also home to the world's first nuclear submarine.

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

The ruins of an abandoned 18th-century town that is slowly being reclaimed by the forest.

The former home of Samuel Clemens and family remembers the happiest period of the author's life.

The kind of mixed-up place that drives archaeologists crazy.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

This fairy tale-themed amusement park is now abandoned, and childhood metaphors abound.

Unicorns, elephants, and bears, oh my!

These mysterious petroglyphs in Vermont reflect a troubled history in the treatment of Native American culture.

Tour the world's largest deep-hole dimension granite quarry, where you can view the plant where gravestones are made and roll a ball down the outdoor granite bowling alley.

Two thousand artifacts from around the world collected by one woman who loved to travel.

Civil War Fort on an island in the Boston Harbor.

Resonating tubes make music from highway overpass.