A man walks on frozen Nero lake, outside old Russian city Rostov Veliky (Rostov the Great), a town in Yaroslavl Oblast, about 200 kilometers (125 miles) south-east of Moscow, Russia, Saturday, November 23, 2019. The temperature in Yaroslavl region dropped down to -6 degree Celsius (21,2 degree Fahrenheit). (Photo by Dmitry Kozlov/AP Photo)
