Austin’s local mountain isn’t really a mountain at all.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This lovely hilltop tower was specifically built to withstand 100 MPH winds.

This little-known rival to the Library of Congress houses one of the largest collections of pre-1876 American books, newspapers, and manuscripts.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

This elaborate towering structure was once famed for its revolutionary height.

A humble air museum located in an original World War II aircraft factory.

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

A castle inspired by medieval architecture is hidden in the woods of Connecticut.

The highest point in Connecticut was incorrectly memorialized before surveyors discovered the actual spot.

The Connecticut village named for its subterranean thunder.

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

This small-town pizzeria won the Hollywood lottery.

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

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

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

While many places make the claim, the Library of Congress says this restaurant is the birthplace of the hamburger.

The oldest place in Hartford is a cemetery with thousands of bodies stacked beneath the grass.

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

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