The Vineyard hosts its third annual Lighthouse Challenge on Saturday, June 12, from 10 a.m. to 4 p.m.

In cooperation with the United States Coast Guard, the Martha’s Vineyard Museum, and The Trustees of Reservations, lighthouse enthusiasts are encouraged to visit all five Island lighthouses on Saturday.

The Lighthouse Challenge includes the Edgartown and East Chop lighthouses, the grounds of the West Chop lighthouses, the Gay Head Light in Aquinnah, and Cape Pogue Lighthouse, reachable only by an over-sand vehicle.

Information about Challenge tickets, dining deals and discounts is online at mvy.com.