Sassoon Docks, built in 1875, is one of the oldest docks in Mumbai and was the first wet dock constructed in Bombay. It is one of the few docks in the city open to the public. It is situated in Mumbai harbor in South Mumbai area of Colaba. It is one of largest fish markets in the Mumbai city. Its neighboring features are (Sagar Upvan Colaba) and Offices of Fisheries Department, and it overlooks Oyster Rock, an island in the Mumbai harbour, at a distance.