Main altar in the new Salt Cathedral of Zipaquira, Cundinamarca department, Savannah of Bogota, Colombia, South America

Ladder into an underground room, Kiwa, Spruce Tree House, a cliff dwelling of the Native American Indians, about 800 years old, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, USA, North America

Suricate (Suricata suricatta) . Also called Meerkat. Female with five young at their burrow. On the lookout. Kalahari Desert, Kgalagadi Transfrontier Park, South Africa, Africa

Entrance gate and altar, Mary's Grotto, replica of the Grotto of Lourdes, place of pilgrimage, Bad Salzschlirf, Vogelsberg and Roehn, Fulda, Hesse, Germany, Europe

Marien Grotto pilgrimage site in the forest, replica of the Lourdes grotto with statue of St. Bernadette Soubirous, altar, statue of the Virgin Mary, Bad Salzschlirf, Vogelsberg and Roehn, Fulda, Hesse, Germany, Europe

Suricate (Suricata suricatta) . Also called Meerkat. Female with young at their burrow. On the lookout. Kalahari Desert, Kgalagadi Transfrontier Park, South Africa, Africa

Suricate (Suricata suricatta) . Also called Meerkat. Female with two playful young at their burrow. Kalahari Desert, Kgalagadi Transfrontier Park, South Africa, Africa

Marien Grotto pilgrimage site in the forest, replica of the Lourdes grotto with statue of St. Bernadette Soubirous, altar, statue of the Virgin Mary, Bad Salzschlirf, Vogelsberg and Roehn, Fulda, Hesse, Germany, Europe

Friends arriving at the cave of San Adrian. Mount Aizkorri 1523 meters, the highest in Guipuzcoa. Basque Country. Ascent through San Adrian and return through the Oltza fields

A young woman in the cave of San Adrian. Mount Aizkorri 1523 meters, the highest in Guipuzcoa. Basque Country. Ascent through San Adrian and return through the Oltza fields

Ladder into an underground room, Kiwa, Spruce Tree House, a cliff dwelling of the Native American Indians, about 800 years old, Mesa Verde National Park, UNESCO World Heritage Site, Colorado, USA, North America