As a pilot program, Harriet Tubman Tours is offering shuttle service between Downtown Cambridge, MD, and the Harriet Tubman Underground Railroad Visitor Center, a 20-minute ride. Shuttles will be offered every other Friday — April 27, May 11, and May 25. Shuttle service begins at 12pm. Shuttle leaves from the Harriet Tubman Museum & Educational Center, 424 Race St. in Cambridge, MD. Cost is $5 per person each way (children 6 and under $2.50).  Questions? Contact Harriet Tubman Tours at 866-642-7743.