Presented by: Chesapeake Wheelmen in partnership with Adventures for the Cure (http://adventuresforthecure.com//) A small short of the 2013 Highway to Heaven Hill Climb Time Trial in Ellicott City, MD. From an 18% grade to a 12% grade in .8 of a mile, Illchester (or Illy) is one of the most many interesting and challenging climbs here in Central Maryland.