Project 97 icebreaker (original) (raw)

Project 97 icebreakers and their derivatives are a diverse series of diesel-electric icebreakers and other icebreaking vessels built in the Soviet Union. In total, 32 vessels were built in various configurations for both civilian and naval service in the 1960s, 1970s and early 1980s, and several remain in service in Russia as of 2022.