Summer aerial view of Suomenlinna Sveaborg sea fortress in Helsinki, Finland

size: 874022
sha1: 82db15b82a063588eeac0223f4afaf133b8bb7aa
sha256: 18eb76df8e8e05ec4c16dc15323fd5774a884b97172182be656d145d7d849a7e

size: 661645
sha1: 00d5aa4a1632416629ec790b9d314f470a08d76a
sha256: 3ee7ef8210b348e0f87c049c19b6751e0578cd0576561fe5e5b74a7dd0e4ee0b