Explosions were heard in occupied Mariupol: petrol tanker, petrol station and service station were hit, - city council. VIDEO+PHOTOS Explosions were heard in the temporarily occupied city of Mariupol, in the Donetsk region, on the afternoon of 21 July. A large-scale fire broke out following the strikes. 2 755 0 Previously in trend: Arson of the occupiers’ base in Mariupol