Celebrating May Day in Petrograd (1921)

A steam fireboat named "Red Terror" with passengers on board is sailing along one of the Petrograd canals on May 1, 1921. A sailor lowers the boat's pipe to allow passage under a bridge.

Children from a Petrograd children's institution walk down the street during the May Day celebrations of 1921. A steam fireboat named "Red Terror" with passengers on board navigates one of Petrograd's canals on May 1, 1921. A sailor lowers the boat's funnel to allow passage under a bridge.

People on Palace Square during the May Day celebrations.