CAPE ELIZABETH, Maine — Parking is no longer free for out-of-town visitors to a Maine park where a popular historic lighthouse is located.Parking fees at Fort Williams Park in Cape Elizabeth went into effect Monday. The park is home to the much-loved and much-photographed Portland Head Light.It now costs $2 an hour to park, with a two-hour minimum. A full day pass costs $10 and a season pass costs $15. Residents of Cape Elizabeth can park for free if they display a current Recycling Center Permit.Fees will be charged from 8 a.m. to 5 p.m. daily from May 1 to Nov. 1. Passes can be purchased by credit card only at meters in the park.The town council approved the fees in March.