Luzha
The Luzha is a river in Kaluga Oblast, Russia, which originates in Moscow Oblast. It is a right tributary of the Protva. The Luzha has a length of and a drainage basin area of. The Luzha freezes up in November and breaks up in April. The town of Maloyaroslavets, the site of an important battle in 1812 during the French [invasion of Russia], is located on the Luzha.