The Harriton House in Bryn Mawr, home to Charles Thomson, secretary of the Continental Congress.
One place to visit during your 24 hours in Bryn Mawr is the historic Harriton House.

Harriton House is a 1704 field-stone mansion originally called Bryn Mawr.

It became the home of Founding Father Charles Thomson, secretary of the Continental Congress.

Today it serves as a museum and cultural site, offering tours, historic architecture, and educational programs on over three centuries of local history.