This abandoned subway station beneath the Waldorf-Astoria hotel is allegedly used to secretly transport presidents.

The Underground Railroad passed right through this historic Brooklyn Heights church.

The poems Nathaniel Hawthorne and his wife Sophia etched into its windows are still visible today.

The only certified Trappist brewery outside of Europe hides in the central Massachusetts hills.

The American author whose "rags-to-riches" stories were popular during the Gilded Age.

The phrase "the shot heard around the world" was coined after a skirmish at this bridge.

Mural fragments and various sculptures honor the longtime artist.

A monument marks where a convent was burned by an anti-Catholic mob in 1834.

A simple but powerful tribute to the 20 victims of the 1692 witch trials.

The Wright Tavern is possibly the most important building in Concord Massachusetts to the American Revolution.

Final resting place of the author who wrote the ghost story "The Turn of the Screw," and his brother, the Harvard doctor and paranormal investigator.

Take a step inside the picturesque studio of America’s most renowned sculptor.

This hotel was the site of major events in sports and radio history. It was also used as a detention center during World War II.

This plaque commemorates the call between Alexander Graham Bell and Thomas A. Watson.

Enjoy an overnight at an old haunted B&B site of the Borden family murders.

The nation's second-ever First Lady urged the founding fathers to "remember the ladies."

The hero of the women's suffrage movement birth home is now a museum dedicated to her legacy.

The two writers famously didn't come to blows over the Oxford comma.

This site commemorates the former inn and restaurant where the chocolate chip cookie was first crafted.

A quiet memorial marks the spot where the victims of the Salem Witch Trials were executed.

The proud hometown of an American legend has honored their favorite son with what seems to be a gravestone.

Herman Melville wrote 'Moby Dick' in this landmark 18th-century house surrounded by farmland.

You can get anything you want at the former site of the restaurant immortalized by Arlo Guthrie.

The mansion home of author Edith Wharton.