Determine what major rivers flow through North America, where they carry their waters?

The largest river in North America is the Mississippi River. Together with the tributaries of the Missouri and Red Rock, its length reaches 6019 km, and the basin area is 3328 thousand km2.
The Mississippi River flows into the Gulf of Mexico.
The second largest river in North America is the Mackenzie River with tributaries of the Pisom and Finley rivers, its length reaches 4241 km, and the basin is 1760 thousand km2. Mackenzie flows into the Arctic Ocean.

Other major rivers are:
St. Lawrence 3058 km;
Rio Grande 3034 km;
Yukon 2849 km;
Nelson 2580 km;
Colorado 2,334 km;
Colombia 2000 km;
Churchill 1600 km;
Brazos 1400 km.

These rivers flow into the Atlantic or Pacific Ocean.