small grotto d like a black heart at turda gorge cheile turzii, romania, during the via ferrata tour at hili cave

abstract black cave cheile christ climb climbing concept contour dark element entrance europe faith ferrata frame gorge grotto heart hike hiking hili hole idyllic klettersteig love mountain mysterious natural nature opening outdoor outdoors people religion rock romania romantic scenic shape shaped small spirit spiritual stone symbol tour tourism travel turda turzii unique unusual valentine via