The Klyazma River is a river in the Moscow, Nizhny Novgorod, Ivanovo and Vladimir Oblasts in Russia, a left tributary of the Oka River.
Ugra is a river in Smolensk and Kaluga Oblasts in Russia, left tributary of the Oka River. The east-flowing Ugra joins the north-flowing Oka at Kaluga and the united river, called the Oka, continues east to the Volga. In the 16th century, the Ugra-Oka juncture was the western end of a line of forts protecting Muscovy from Tatar raids. The river is known for the Great stand on the Ugra River. Its length is 399 kilometres (248 mi) and its basin 15,700 square kilometres (6,100 sq mi). It is frozen from late November until the end of March. 60% of its annual flow is snowmelt, mostly in April.
The Indigirka River is a river in the Sakha Republic in Russia between the Yana River and the Kolyma River. It is 1,726 kilometres (1,072 mi) long. The area of its basin is 360,000 square kilometres (140,000 sq mi). The river flows into the Kolyma Bay, East Siberian Sea.
It freezes up in October and stays under the ice until May–June.
Vitim River is a major tributary of the Lena River. With its source east of Lake Baikal, the Vitim flows 1,978 kilometres (1,229 mi) north through the Transbaikal Mountains and the town of Bodaybo. The river peaks in June and freezes from November to May. It is navigable from the Lena to Bodaybo. Upstream, tugs can haul barges as far as the Baikal Amur Mainline (BAM), but this is becoming rare. Formerly, because of its swift current, goods were hauled 144 kilometres (89 mi) overland from Chita to a place called Romanovka. There boats were built, floated down the river, and broken up at their destination. This lasted until the late 1940s. The Vitim is an excellent place for adventure rafting, but is rarely visited because of its isolation.
The Kan river is a 629-kilometre (391 mi) long tributary of the Yenisei River in Siberia, Russia. It drains a basin of 36,900 square kilometres (14,200 sq mi).
Maya River is a river in Khabarovsk Krai and Sakha, Russia. It is a right tributary of the Aldan River of the Lena basin. The length of the river is 1,053 kilometres (654 mi). The area of its basin 171,000 square kilometres (66,000 sq mi). The Maya River freezes up in late October and stays under the ice until May. The Yudoma River is one of the biggest tributaries of the Maya. The river is navigable up to 500 kilometres (310 mi) upstream from its mouth.
Uzola River, also spelled as Usola River is a river in Nizhny Novgorod Oblast in Russia. It is a left tributary of the Volga. The length of the river is 147 km (91 mi). The area of its basin is 1,920 km2 (740 sq mi). The Uzola River freezes up in November and stays under the ice until April.
The Nerl River is a river in the Yaroslavl, Ivanovo, and Vladimir Oblasts in Russia, a left tributary of the Klyazma River. The river is 284 kilometres (176 mi) long, and its drainage basin covers 6,780 square kilometres (2,620 sq mi). The Nerl River freezes up in November or December and stays under the ice until April. Its main tributary is the Ukhtoma River.
The Vorskla River, located in Russia and northeastern Ukraine, is a south-flowing tributary of the Dnieper River.
Shosha River is a river in Zubtsovsky, Staritsky, Kalininsky and in Konakovsky Districts of Tver Oblast and Lotoshinsky District of Moscow Oblast in Russia. It is a right tributary of the Volga River. The length of the Shosha River is 163 kilometres (101 mi). The area of its basin is 3,080 square kilometres (1,190 sq mi). The river flows into the Ivankovo Reservoir. The Shosha freezes up in November through early January and stays icebound until late March or early April.
Okhta River is a river in Vsevolozhsky District of Leningrad Oblast and the eastern part of the city of Saint Petersburg, Russia. It is the largest right tributary of the Neva river. It joins the Neva 12 kilometres (7.5 mi) upstream of the Neva's mouth, within the city limits of Saint Petersburg. The length of the Okhta is 90 kilometres (56 mi), and the area of its drainage basin is 768 square kilometres (297 sq mi). Its largest tributary is the Okkervil River (left). The Rzhevsky Reservoir has been built on the Okhta. The Utkina Dacha estate is located on the banks of the Okhta close to the mouth of the Okkervil.
Uyandina River is a river in Yakutia in Russia, a left tributary of the Indigirka River. It is formed by the confluence of the Irgichyan and Baky Rivers. The length of the Uyandina is 586 kilometres (364 mi). The area of its drainage basin is 177,000 square kilometres (68,000 sq mi). The Uyandina freezes up in October and remains icebound until late May or early June.
The Izh is a river in Udmurtia and Tatarstan, Russian Federation, a right-bank tributary of the Kama River. It is 226 kilometres (140 mi) long, of which 97 kilometres (60 mi) are in Tatarstan, and its drainage basin covers 8,478 square kilometres (3,273 sq mi). It begins near Malye Oshvortsy, Udmurtia and falls to the Nizhnekamsk Reservoir, Kama River, near Golyushurma tract in Agryzsky District, Tatarstan.
Ulya River is a river in northern Khabarovsk Krai in Russia. The length of the river is 325 kilometres (202 mi), the area of its drainage basin is 15,500 square kilometres (6,000 sq mi). The Ulya originates in the Dzhugdzhur Mountains, flows northeast parallel to the coast and turns east to reach the Sea of Okhotsk about 100 kilometres (62 mi) southwest of Okhotsk. It freezes up in late October through early November and remains icebound until May. The first Russian to reach the Pacific Ocean was Ivan Moskvitin who sailed down the Ulya and wintered near its mouth in 1639. Vasili Poyarkov reused his huts in 1646. The Ulya was one of the water routes to and from Okhotsk. From its tributaries either the Lama Portage or the Alachak Portage led to the Mati River which flows north to the Maya River, which leads to the Aldan River and then Lena River to Yakutsk.
The Chara River is an 851-kilometre (529 mi) long tributary of the Olyokma in Eastern Siberia, Russia.
Saba is a river in Leningrad Oblast, Russia, a left tributary of Luga River. It is 90 kilometres (56 mi) long. The area of its drainage basin is 1,320 square kilometres (510 sq mi). Its origin is southwestern portion of Krashogorskoye Lake. Main tributaries include:
The Loknya is a river in Loknyansky and Bezhanitsky Districts of Pskov Oblast in Russia. It is a left tributary of the Lovat River. It is 119 kilometres (74 mi) long, and the area of its basin 2,190 square kilometres (850 sq mi).
The Osen is a river in Bezhetsky District of Tver Oblast in Russia. It is a major right tributary of the Mologa River. It is 8.7 kilometres (5.4 mi) long, and the area of its basin is 3,210 square kilometres (1,240 sq mi).
Taşgeçit Bridge is a Roman bridge in Mersin Province, Turkey.
Olba Aqueduct is a ruined Roman aqueduct in Mersin Province, southern Turkey.
