beutiful colorful lake at triglav lakes valley in triglav national park and julian alps in gorenjska region of sloven with

adventure alpine alps background beautiful beauty blue boulder europe forest gorenjska gree green hiking lake landscape larch meadow mountain hut mountains nature outdoor reflection rocks scenery scenic sky slovenia stones summer tnp tourism travel tree trekking triglav lakes valley national park upper carniola view water beutiful colorful julian region sloven back side