hayravank monastery and ancient tombstones and carved khachkars located near lake sevan, armenia

waterway river water tree tower reflection building castle sea house town coast landmark ruins winter fortification estate monastery hayravank ancient tombstones carved khachkars located lake sevan armenia cross stones picturesque area hill church hayravank armenia sevan travel monastery landmark lake armenian orthodox cloud trip religion architecture tourism view stone ancient old christianity khachkar holy temple cross shore tour mediaeval hill medieval famous beautiful religious christian landscape nature mountain building pilgrimage lakeshore popular coast rock caucasia water outdoor vacation sky historical