The mountain range known as the Urals.
Ural mountain marks the western boundary of asia
The boundary between Africa and Asia is the Red Sea.
with their eyes
The Ural Mountains form the western boundary for the continent of Asia.
Asia, Africa, And Europe
Eurasia
Europe and Asia
The Ural mountain range in Russia establishes the boundary between Europe and Asia.
The Ural Mountains stretch about 2,500 km from north to south, forming a natural boundary between Europe and Asia. They are considered the conventional boundary marking the separation of the two continents.
The sea of Japan.
Europe, Asia, and Africa form the boundary of the Mediterranean Sea. Europe is to the north, Asia to the east, and Africa to the south.
You would have to define that more closely. Where is the boundary between north and South Asia.