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Puyehue (poo-yay-way) and Cordón Caulle (kor-dohn kow-yay) are two coalesced volcanic vents that form a major mountain massif in Puyehue National Park in the Andes of Ranco Province, Chile. In volcanology this group is known as the Puyehue-Cordón Caulle Volcanic Complex (PCCVC). Four different volcanoes constitute the volcanic group or complex, the Cordillera Nevada caldera, the Pliocene Mencheca volcano, Cordón Caulle fissure vents and the Puyehue stratovolcano...

Coober Pedy is a town in northern South Australia, 846 kilometres north of Adelaide on the Stuart Highway. At the 2006 census its population was 1,916 (1,084 males, 832 females, including 268 indigenous Australians). The town is known as the opal capital of the world because of the quantity of precious opals that are mined there. It is renowned for below ground residences, mostly in refurbished mines, due to the scorching daytime heat...

Lake Baikal (Russian: о́зеро Байка́л Ozero Baykal; Buryat: Байгал нуур Baygal nuur, meaning "nature lake") is the world's oldest and deepest lake at 30 million years old and with an average depth of 744.4 metres; it is the second most voluminous lake, after the Caspian Sea...

Japan (Japanese: 日本 Nihon or Nippon, officially 日本国 Nippon-koku or Nihon-koku) is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south. The characters that make up Japan's name mean "sun-origin", which is why Japan is sometimes referred to as the "Land of the Rising Sun"...