Meshchera Lowlands also referred to as simply "Meshchera"/"Meshchyora" is a spacious lowland

Lowland

In physical geography, a lowland is any broad expanse of land with a general low level. The term is thus applied to the landward portion of the upward slope from oceanic depths to continental highlands, to a region of depression in the interior of a mountainous region, to a plain of denudation, or...

 in the middle of the European Russia

European Russia

European Russia refers to the western areas of Russia that lie within Europe, comprising roughly 3,960,000 square kilometres , larger in area than India, and spanning across 40% of Europe. Its eastern border is defined by the Ural Mountains and in the south it is defined by the border with...

. It is named after the Finno-Ugric Meshchera tribe, which used to live there. It occupies parts of Moscow Oblast

Moscow Oblast

Moscow Oblast , or Podmoskovye , is a federal subject of Russia . Its area, at , is relatively small compared to other federal subjects, but it is one of the most densely populated regions in the country and, with the 2010 population of 7,092,941, is the second most populous federal subject...

, Vladimir Oblast

Vladimir Oblast

Vladimir Oblast is a federal subject of Russia . Its administrative center is the city of Vladimir, which is located east of Moscow...

 and Ryazan Oblast

Ryazan Oblast

Ryazan Oblast is a federal subject of Russia . Its administrative center is the city of Ryazan, which is the oblast's largest city. Population: -Geography:...

; respectively, it is spoken of Moscow, Vladimir, and Ryazan Meshcheras.

Geography

Meshchera is a plain

Plain

In geography, a plain is land with relatively low relief, that is flat or gently rolling. Prairies and steppes are types of plains, and the archetype for a plain is often thought of as a grassland, but plains in their natural state may also be covered in shrublands, woodland and forest, or...

 of roughly triangular shape bounded by rivers Oka

Oka River

Oka is a river in central Russia, the largest right tributary of the Volga. It flows through the regions of Oryol, Tula, Kaluga, Moscow, Ryazan, Vladimir, and Nizhny Novgorod and is navigable over a large part of its total length, as far upstream as to the town of Kaluga. Its length exceeds...

 from the South, Moskva River

Moskva River

The Moskva River is a river that flows through the Moscow and Smolensk Oblasts in Russia, and is a tributary of the Oka River.-Etymology:...

 from the Southwest, Klyazma

Klyazma River

The Klyazma River is a river in the Moscow, Nizhny Novgorod, Ivanovo and Vladimir Oblasts in Russia, a left tributary of the Oka River. The length of the river is 686 kilometres. The area of its drainage basin is 42,500 km². The Klyazma River freezes up in November and stays under the ice...

 from the North and Sudogda

Sudogda River

The Sudogda River is a river in the Vladimir Oblast of Russia, a right tributary of the Klyazma.The Sudogda arises near the village Lazarevka in the south of the oblast and empties into the Klyazma near the village of Spas-Kupalische. It is 118 km long, with an average slope of 0.342 m/km; half...

 and Kolp/Kolpna (Колпь, Колпна) from the East. Elevation: 80–130 metres.

It is covered by mixed forests, pine

Pine

Pines are trees in the genus Pinus ,in the family Pinaceae. They make up the monotypic subfamily Pinoideae. There are about 115 species of pine, although different authorities accept between 105 and 125 species.-Etymology:...

 forests in sandy areas, with a large number of wetland

Wetland

A wetland is an area of land whose soil is saturated with water either permanently or seasonally. Wetlands are categorised by their characteristic vegetation, which is adapted to these unique soil conditions....

s and lake

Lake

A lake is a body of relatively still fresh or salt water of considerable size, localized in a basin, that is surrounded by land. Lakes are inland and not part of the ocean and therefore are distinct from lagoons, and are larger and deeper than ponds. Lakes can be contrasted with rivers or streams,...

s.