Mount Siple, discovered by Paul A. Siple (190868), a US Antarctic explorer and geographer who took part in six Antarctic expeditions, has a volume of 1,800 cubic kilometres (430 cu mi) is comparable to that of Mount Erebus.
Mount Siple is named after Paul A. Siple (190868), a US Antarctic explorer and geographer who took part in six Antarctic expeditions, including the two Byrd expeditions of 1928-30 and 1933-35 (Siple Coast, Siple Island). He was in command of the West Base of the US Antarctic Service (USAS), 193941, and was navigator on all major exploratory flights from the base, including the flight on which Mount Siple was discovered. Its volume of 1,800 cubic kilometres (430 cu mi) is comparable to that of Mount Erebus. 
