transfiguration of jesus christ savior solovetskiy monastery on solovki islands (solovetskiy archipelago) in white sea, russia, un

archipelago architecture building cathedral christ christian christianity church cloister culture eastern europe fortification fortress gulag heritage historical island islands jesus lake landmark monastery north northern orthodox prison religion religious russia russian saint savior saviour sea site slon solovetskiy solovetskiye solovki tower transfiguration unesco white world