Now home to an art gallery, this classic saltbox house with brick-red wooden shingles on Centre Street in Nantucket, Massachusetts, was constructed in 1760 by Captain William Brock. It later became the home of Captain George Pollard, Jr., whose ill-fated voyage on the whaling ship Essex became the basis for Herman Melville’s opus, Moby-Dick. Born in 1791, Pollard was a native son of Nantucket and grew up around the lucrative 19th-century whaling industry for which the island was famous. He served for four years on the Essex before being appointed…