Fill in the gaps with a/an, the or - (no article) Siberia is vast region in north of Russia. It makes up about 58% of Russia and covers almost whole of northern Asia. It extends from east of Ural Mountains all the way to Pacific Ocean and from south of Arctic Ocean to borders of both Mongolia and China. Novosibirsk is largest city and with record low temperature of -71.2 C, Oymyakon is coldest town on Earth. For centuries, Siberia was mostly unexplored and uninhabited region, but in 1905 Trans-Siberian railway linked it with western cities. These days, thousands of tourists visit Siberia every year, especially Lake Baikal, world's deepest lake!
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Fill in the gaps with a/an, the or - \(no article\)

Siberia is ... vast region in ... north of ... Russia. It makes up about 58% of ... Russia and covers almost ... whole of northern ... Asia. It extends from ... east of ... Ural Mountains all the way to ... Pacific Ocean and from ... south of ... Arctic Ocean to ... borders of both ... Mongolia and ... China. Novosibirsk is ... largest city and with ... record low temperature of -71.2 C, ... Oymyakon is ... coldest town on Earth. For centuries, Siberia was ... mostly unexplored and uninhabited region, but in ... 1905 ... Trans-Siberian railway linked it with western cities. These days, thousands of tourists visit Siberia every year, especially ... Lake Baikal, ... world's deepest lake!