On Saturday, March 20, Rockland Main Street Inc. will celebrate Maine shrimp. Shrimp sales at local shops and shrimp specials for lunch and dinner at local restaurants will be held throughout Rockland.

Activities begin at 10 a.m. at the Maine Lighthouse Museum with a free showing of "Forrest Gump." The movie will be shown until 1 p.m. Register at the Museum for the Shrimp Walk, to be held from 10 a.m. until 4 p.m. Coupons and goodies will be available along the walk, as will a 50/50 prize for the best poker hand. There is a $10 registration fee. A sticker page for children with the adults will be available.

At 10:30 a.m., Rockland Public Library will host Shrimp Tales, followed by a free shrimp activity at 2 p.m.

From 1 to 2 p.m., a Shrimp Cookoff will be held at the Waterworks on Lindsey Street. Chefs and foodies will compete separately. Chefs will compete for bragging rights while foodies will vie for a Main Street basket. Also at the Waterworks, from 2 to 3 p.m., will be a shrimp picking and handling demonstration by Port Clyde Fresh Catch.

Free historic tours of Rockland by All Aboard Trolley at the Maine Lighthouse Museum will be held from 2 to 4 p.m. And from 5 to 7 p.m., many galleries will be open for a special Shrimp Art Walk.

Raffle tickets to win an original watercolor painting by June Hopkins, a Rockland and North Haven resident, will be available at Camden National Bank. Tickets are $5 each or five for $20. The drawing will be held during the "Celebrate the Shrimp!" festival.

For more information on "Celebrate the Shrimp," visit rocklandmainstreet.com.