The Mackenzie River flows from Great Slave Lake to the Arctic Ocean on which continent

The Ganges [GAN-jeez] River, sacred to Hindus, flows through the cities of Haridwar [HAR-ih-DWAR] and Varanasi [veh-RAH-nah-SEE] on which continent?

The Parana [par-uh-NAH] River forms part of the border between Paraguay and Argentina on which continent?

The cities of Kinshasa [kin=SHA-suh] and Brazzaville lie along the Congo River on which continent?

The Murray River flows into Lake Alexandrina near the city of Adelaide on which continent?

The Magdalena River, the principal river of Colombia, flows through the city of Barranquilla near the Caribbean Sea on which continent?

The Yellow River empties into the Bo Hai Sea near Shandong Peninsula on which continent?

The Rio Grande flows through the cities of Albuquerque and El Paso and forms part of the international border on which continent?

The Nile River flows through the cities of Khartoum and Cairo on which continent?

The Seine River flows into the English Channel at the city of Le Havre on which continent?

THe Euphrates River joins the Tigris River to form the Shatt al Arab on which continent?