The Johnson House is a historic site located in Philadelphia, Pennsylvania. Built in 1765, it served as a stop on the Underground Railroad, helping enslaved people escape to freedom. The house is a fine example of Georgian architecture and has been preserved to reflect its significance in American history. Today, the Johnson House is a museum that offers educational programs and tours. Visitors can learn about its role in the abolitionist movement and the lives of the Johnson family, who were prominent figures in the fight against slavery. The site is recognized for its cultural and historical importance.