A pile of sand and cargo working cranes with excavators moving river sand in docks

commercial dock aerial view crane - machinery kyiv barge harbor rail transportation unloading ship cargo container freight transportation container equipment pier construction industry non us film location large shipping industry nautical vessel ukraine river transportation transportation building - type of building loading sea working film - moving image technology stack trading finance and economy city banking train - vehicle smog 4k resolution horizontal sand heavy water gravel yellow fog storage compartment business sky outdoors social issues