Mars Hall is located in mid-coast Maine, on the St. George Peninsula. Between the fishing villages of Tenants Harbor and Port Clyde the gallery is housed in a Greek Revival Building on the historic Marshall homestead, (the gallery was named as a tribute to its sea-faring ancestors).

Nestled amongst tall pine and perennial gardens is some of the finest art in Maine. Abstract to Realism, in oil, acrylic, watercolor and collage. As well as sculpture, one of a kind jewelry, pottery, stained glass and mosaics.