What two continents are part of one huge land mass they are separated by a chain of mountains?

Europe and Asia are two connected continents that form the landmass of Eurasia. They are separated by two major mountain chains, the Ural Mountains and the Caucasus Mountains, in addition to the Bosporus Strait and the Ural River.

Asia is also connected to the continent of Africa by the Isthmus of Suez, which makes Europe indirectly connected to Africa. All together, these three continents form the largest landmass on the Earth today: Afro-Eurasia.