the concept of an observation post for the enemy fleet on an artificial island disguised as a granite rock. 3d rendering

sky island ocean blue sea view landscape nature summer post observation nobody coastal landmark 1939 1938 sunny august distant stations krai gulf frontier russia asia clear rusty guidance deserted tower askold artillery pacific mountains russian day japanese army history separate fire armament defense sopka ussuri east battery primorsky rendering concept for enemy fleet artificial disguised granite rock rock rendering