The Pra (Russian: Пра) is a river in the Ryazan and Moscow Oblasts in Russia, a left tributary of the Oka.

The area of its basin is 5,520 square kilometres (2,130 sq mi).

[2] The Pra River freezes up in late November and stays under the ice until April.

You can help Wikipedia by expanding it.This Moscow Oblast location article is a stub.

You can help Wikipedia by expanding it.This article related to a river in Russia is a stub.