What are the mountain ranges in Northern hemisphere?

- Rocky Mountains

- Appalachian Mountains

- Sierra Nevada

- Cascade Range

- Sierra Madre Oriental

- Sierra Madre Occidental

Europe:

- Alps

- Pyrenees

- Carpathian Mountains

- Caucasus Mountains

- Scandinavian Mountains

Asia:

- Himalayas

- Hindu Kush

- Tien Shan

- Altai Mountains

- Ural Mountains

- Pamir Mountains