This abandoned psychiatric hospital once housed more than 4,000 patients in the middle of a quaint New England town.

An iconic steel and chrome diner from the 1940s left empty for nearly 20 years is in danger of being demolished.

This Connecticut ferry has been operating in some form since 1655.

An artificial tree in the University of Connecticut greenhouses holds a collection of orchids, mosses, and other tropical epiphytic plants.

Now home to hardy plants, these sand and gravel dunes once held back a massive prehistoric lake.

A once-booming railroad left abandoned next to the Quinnipiac River marshes now intersects with a hiking trail.

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

Amazing views of Long Island Sound can be seen from this mountaintop tower.

The remnants of a 19th-century ironmaking complex hidden in the woods of Connecticut.

Inside a state forest, the forgotten remains of a Cold War defensive installation.

This stunning Connecticut mansion is actually just a one-room-deep hoax.

This picturesque Victorian ghost town was once a thriving mill community.

This Connecticut chapel is a starkly modern, and surprisingly colorful, architectural rebel.

Home of Philip Johnson, one of the 20th century's most influential architects.

The once abandoned ruins of a Victorian beachside amusement park are now back in working order.

The world's largest indoor go-kart racetrack is hiding in Connecticut.

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

A former copper mine which became a truly unsuccessful prison.

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

Ruins of a historic medical facility sits eerily by the water.

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

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

At this multicultural hub, refugee chefs serve the foods they miss most from home.

A picturesque (all-natural!) beach in a landlocked state.