MV Cape Don is a museum and training ship and former research vessel and lighthouse tender in Waverton, New South Wales, Australia.

She was also used as a research vessel, and was involved in numerous high-profile scientific expeditions including the salvage of two of HMS Investigator's anchors.

[4] In 1985, she transported the tower of the first Neptune Islands lighthouse to Port Adelaide for inclusion in the collection of the South Australian Maritime Museum.

[5] Starting October 2022, TAFE NSW has been collaborating with Sea Heritage Foundation to run maritime industry and hospitality courses aboard Cape Don.

The expedition to retrieve the anchors began in December 1972 and was run by members of the Underwater Explorers Club of South Australia.