Connecticut's shot tower is near the end of its life.

Memorial to one of the most fatal fires in both circus and U.S. history.

Public outcry led to this bridge's unique character which celebrates a giant frog battle and also sewing.

More than a century of radio history is told in these displays.

An abandoned gun-funded 19th century utopia.

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

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

This small-town pizzeria won the Hollywood lottery.

The headquarters of the famous Yale society.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

Connecticut grave of the woman responsible for the Winchester Mystery House in California.

This "thrice-cursed" island is allegedly home to Captain Kidd's lost treasure.

A former copper mine which became a truly unsuccessful prison.

137 graves holding New England's earliest residents.

Underground tunnels remain beneath this abandoned mental asylum.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

A mega theme park-wax museum mélange containing all things biblical.

A vast array of tropical plants collected by a vacationing couple.

The culprit who accidentally lit this 3,500-year-old tree on fire stated "I can't believe I burned down a tree older than Jesus."

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

The only structure left with direct ties to the Salem witchcraft trials of 1692.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.