 2001 marked a two-month excursion aboard the research vessel "JOIDES Resolution" to collect samples of lava flows from four submerged volcanoes, among them Detroit Seamount, which was drilled twice.The expedition was funded by the Ocean Drilling Program, an international research effort designed to study the world's seafloors, and the drill sites were numbers 1203 through 1206.The project drilled Detroit, Nintoku, and Koko seamounts, all in the far northwest of the chain.