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.

This giant Massachusetts sycamore is said to hold the dubious distinction of being the "widest tree East of the Mississippi!"

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

The largest collection of historic military firearms in the United States.

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

A museum designed by and dedicated to P.T. Barnum in the town where he is buried.

This eclectic homestead is home to a miniature windmill and Connecticut's last tollbooth.

This park is home to a massive bird sanctuary. And maybe buried treasure!

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

After decades of neglect, a brutalist icon is getting new life as an eco-friendly hotel.

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

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

With some 500,000 books across five buildings, this bookstore is a reader's paradise.

This classic steam-powered train takes tourists on a nostalgic trip around the Connecticut River Valley.

The largest living museum in the Northeast recreates life from the Early Republic period complete with costumed historians and reenactors.

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

Kentucky, Tennessee, and Virginia meet at this point in the Cumberland Gap.

World's largest Christmas store.

This monolithic statue was erected in honor of Chief Black Hawk (even if it wasn't made to look like him).

Former self-sufficient mental institution now a planned community.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Frank Lloyd Wright’s most iconic home dangles over a Pennsylvania waterfall.

The only dome home to be owned or occupied by dome inventor Buckminster Fuller.

A fitting attraction for the corn capital of the world.