The first official clock in North America, it kept time for the Spanish government of Santo Domingo.

This amazingly preserved Gold Rush town is a historian's dream.

This oddity shop contains everything from antique tools to a human skeleton.

Home to a vast and influential collection of Shakespeareana.

Decades before the scandal, this staircase on the river was a literal "water gate."

An extensive, if one-sided, history of U.S. law enforcement's war on drugs.

Books bound in human skin and H. P. Lovecraft's letters are among a few of the treasures this library has to offer.

Built to defend Washington D.C. during the Civil War, this fort became a post-war nucleus for a thriving Black community.

A masterpiece of LGBT art has been restored in what may now be the most valuable restroom in America.

Compensation for the destruction of a historic shipyard.