Official Tourism Agency for Chester County PA. Promoting events, attractions, food & wine, gardens, charming downtowns, and lovely scenic landscapes. The current Visitors Center location was originally the Longwood Progressive Quaker Meeting House and was involved in the Underground Railroad; Our Information Center offers information on the entire Brandywine Valley attractions, restaurants, accommodations and special events. Located at 300 Greenwood Road in Kennett Square, PA, near Longwood Gardens. We look forward to being of service to you and your family!