At the Clark Arts Center on Shelter Island

Design and building issues in a global context but with a focus on the East End
The Parrish Art Museum will kick off its new architecture series tomorrow with Preston Scott Cohen discussing the Tel Aviv Museum of Art, where Mr. Cohen designed a new building. Amit Geron

At Guild Hall
Edward Kassar, left, and Joe Pallister star in "A Steady Rain."

This pop-up gallery looks more like a well-designed Montauk bungalow than a space where works can actually be purchased
"Kristen in a Cynthia Rowley Wetsuit, Bridgehampton, 2011" Robin Rice
Crystal designs by Sixtina FriedrichJennifer Landes
Fabric art by Amy Pilkington

At the Southampton Cultural Center
Lon Shomer, Darren Ottati, Richard Adler, and Dane DuPuis in "Promises, Promises" Dane Dupuis

At Guild Hall

At the Watermill Center

Groups will leave from the Montauk Green at 2, 2:20, and 2:40 p.m.

At the Bay Street Theater in Sag Harbor

At The Old Whalers Church in Sag Harbor