Metra

Metra is a commuter railroad in the Chicago metropolitan area. The railroad operates 241 stations on 11 different rail lines. It is the fourth busiest commuter rail system in the United States by ridership and the largest and busiest commuter rail system outside the New York City metropolitan area. There were 83.4 million passenger rides in 2014, up 1.3 rom the previous year. The busiest day for Metra ridership occurred on June 11, 2010—the day of the Chicago Blackhawks 2010 Stanley Cup victory rally—with over 429,000 passengers.

Emajõgi (; is a river in Estonia which flows from Lake Võrtsjärv through Tartu County into Lake Peipus, crossing the city of Tartu for 10 km. It has a length of 100 km. The name Emajõgi means "Mother River" in Estonian.