Icebreaker - Wikipedia

River icebreaker - Wikipedia

US uses Russian icebreaker to get fuel supplies to Antarctica

Operating in the Arctic - Second Line of Defense

Sovetskiy Soyuz (icebreaker) - Wikipedia

Oblique icebreaker - Wikipedia

Moskva (2007 icebreaker) - Wikipedia

Vladivostok (2014 icebreaker) - Wikipedia

Lenin (1916 icebreaker) - Wikiwand

Shipping Traffic on Northern Sea Route Grows by 30 Percent

File:KAPITAN DRANITSYN Icebreaker.jpg - Wikipedia

Project 10510 icebreaker - Wikipedia

Atle (1974 icebreaker) - Wikipedia

Sisu (1938 icebreaker) - Wikipedia

Purga (1960 icebreaker) - Wikipedia

Aurora Borealis (icebreaker) - Wikipedia