Kalinin is a city in Russia, located in the Tver Oblast region. It was founded in 1931 and was originally named after the Soviet leader Mikhail Kalinin. The city is situated on the banks of the Tvertsa River and serves as an important administrative and cultural center in the area. The city is known for its historical architecture and various educational institutions. Kalinin has a diverse economy, with industries ranging from manufacturing to agriculture. It is also home to several parks and recreational areas, making it a pleasant place for residents and visitors alike.