Sunrise behind Iztaccihuatl and Popocatépetl volcanoes, MexicoPanecillo, Quito, EcuadorHavana street-1Xochipilli - National Anthropology Museum, Mexico CityPyramid of the Sun, TeotihuacanHydra, GreeceStained glass, botanical garden, TolucaECPF Pifo-4Mindo, EcuadorStela, ancient Keramikos cemetary, Athens, GreeceKea, GreeceHydra, GreeceSunrise behind Iztaccihuatl volcano, MexicoStained glass, botanical garden, TolucaMonarch butterfly sanctuary, Valle de Bravo, MexicoArbol de Tule, Oaxaca, MexicoPululahua, EcuadorGuapulo valleyGuapulo church, Quito, EcuadorInteractive Science Museum, Quito