Suur Tõll is an Estonian steam-powered icebreaker preserved in the Estonian Maritime Museum in Tallinn. She was originally built for the Russian Empire in 1914 by AG Vulcan in Stettin, Germany, as Tsa
Suur Tõll at the Maritime Days in Tallinn on 27 May 2007.
The Imperial Russian Tsar Mikhail Feodorovich.
The Finnish icebreaker Wäinämöinen after the Civil War.
Suur Tõll assisting FÅA's Wellamo between Helsinki and Stettin in 1928.
Voima was a Finnish and later Soviet steam-powered icebreaker. Laid down at Werft Becker & Co. in Tallinn in 1916 and fitted with engines in Danzig in 1918, the unfinished icebreaker was towed to Hels
Voima was fitted with 120 mm Pattern 1905 deck guns before the Second World War