Tufa Domes and Pyramid, Pyramid Lake, Nevada - NARA - 519670 photo about 2 years 0 Tufa Formation, Anaho Island, Pyramid Lake, Nevada - NARA - 519579 photo about 2 years 0 Tufa Formation, Anaho Island, Pyramid Lake, Nevada - NARA - 519579 photo about 2 years 0 Tufa Formation, Anaho Island, Pyramid Lake, Nevada - NARA - 519580 photo about 2 years 0 Tufa Domes and Pyramid, Pyramid Lake, Nevada - NARA - 519583 photo about 2 years 0 Tufa Domes and Pyramid, Pyramid Lake, Nevada - NARA - 519670 photo about 2 years 0 Jaciment de l'Abric Romaní al Capelló photo about 2 years 0 Trona Pinnacles photo almost 3 years 0 Trona Pinnacles photo almost 3 years 0 Trona Pinnacles photo almost 3 years 0 Trona Pinnacles photo almost 3 years 0 Trona Pinnacles photo almost 3 years 0 DSCF0135 photo almost 3 years 0 Trona Pinnacles photo almost 3 years 0 Mono Lake 1 photo almost 3 years 0 Mono Lake 2 photo almost 3 years 0 Mono Lake 4 photo almost 3 years 0 Mono Lake 3 photo almost 3 years 0 sand tufa photo about 3 years 0 Mono Lake shallow saline soda lake in Mono County California photo over 3 years 0 Mono Lake in California in the dry Great Basin photo over 3 years 0 Lassen National Park California photo over 3 years 0 Mono Lake in California photo over 3 years 0 Mono Lake in California photo over 3 years 0 Tufa tower rock formations in Mono Lake photo over 3 years 0 Tufa rock formations nature photo over 3 years 0 Ancient beautiful brown horse photo over 3 years 0 Ancient beautiful brown horse photo over 3 years 0 Landmark viking commercial town photo over 3 years 0 Cappadocia tufa fairy chimneys photo over 3 years 0 Tufa formation blue photo over 3 years 0 Historically bauwerk gotteshaus mazara del vallo photo over 3 years 0 Facade brown architecture photo over 3 years 0 Historically sicily ruin photo over 3 years 0 Turkey tufa landscape photo over 3 years 0 Tufa rock formations landscape photo over 3 years 0 Tufa landscape tuff rock formation photo over 3 years 0 Figure beach penguin photo over 3 years 0 Rock formations landscape nature photo over 3 years 0 Cappadocia landscape nature photo over 3 years 0