Stock photography, photos: Marbled Tufa Stock photos of Pink and Yellow Coloured Tufa, Cappadocia, Turkey Photograph: © Alan Campbell Click for a larger image and more information Keywords associated with this stock photo: Turkey, Cappadocia, Kapadokya, landscape, nature, outdoors, walking, hillwalking, rock, formations, tufa, volcanic, ash, geology, geological, pink, yellow, peach, pale, marbled, soft, erosion, travel, adventure, climbing, outdoors