A beacon atop a downtown building provides Bostonians with weather forecasts and baseball news.

This supermarket is suspended 25 feet above an interstate highway.

The oldest working bell set in North America, the bells at Old North Church sat silent for their first four years in Massachusetts.

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

This comprehensive collection features Native American artifacts dating back centuries.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

Ninety feet off the valley floor is an ancient dwelling put under protection of the U.S. government by Teddy Roosevelt.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

An extraordinary mixture of natural beauty and man-made phenomena.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

Opened in 1956, the first modern indoor shopping mall in the world was inspired by the shopping arcades found in European cities.

The literary king of the Jazz Age was born in this lovely Minnesota home which still honors his legacy.

This double-arched masonry highway bridge is the only structure of its kind in Minnesota.

An underappreciated sculpture garden just a few blocks from the capitol building.

This sculpture is dedicated to Minnesota natives who served in combat.

Plot your trip through the city on the sidewalk.

One of the deadliest American air disasters is nearly forgotten in Brooklyn.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

This striking arch, one of the first architectural elements constructed in Prospect Park, was recently restored to its original glory.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

Where once there was a train station bathroom, there is now this German burger joint.

This water-tower-turned-high-end-apartment building was once the site of an early Nazi concentration camp.