Waterfall inside the biggest known cave in the world, SÆ¡n Äoòng Cave / Vietnam Waterfall inside the biggest known cave in the world, SÆ¡n Äoòng Cave / Vietnam
Twin Arches Loop Trail at Big South Fork National River in Tennessee / USA Twin Arches Loop Trail at Big South Fork National River in Tennessee / USA
Jumping into the waters of Cunca Wulang Canyon, Flores, Indonesia Jumping into the waters of Cunca Wulang Canyon, Flores, Indonesia