mysterious loch ness monster silhouette in misty waters

loch ness monster lake water mythical creature mystery fog mist silhouette serpentine cryptid scotland legend dark shadow enigma myth scottish highlands photorealistic digital art artwork fantasy blue gray atmospheric mysterious deep foggy realistic detailed texture long neck head partially submerged body enigmatic speculative cryptozoology unidentified sea folklore mythology culture history secrets hidden darkness waves surface reflection stillness calm ripple undulating eerie unearthly frightening terrifying spine scales fins tail sighting witness evidence proof rumor story