Both, it is the only bi-continental city in the world.
There are actually a total of 4 transcontinental cities. The largest and most known would of course be Istanbul, Turkey located in Europe and Asia. The others include Atyrau, Kazakhstan (Europe/Asia), Orenburg, Russia (Europe/Asia), and Suez, Egypt (Africa/Asia).
Istambul. (Half of it is in Europe /it is a continent), and the other half is in Asia /it is another continent/. There is a bridge you can cross over to the other side over the Bosporus Strait.)
Russia covers the continents of Europe and Asia. Most of Russia, about three-fourths, belongs to Asia and the rest of Russia belongs to Europe.
Europe and Asia
Russia (Europe and Asia) Kazakhstan (Europe and Asia) Azerbaijan (Europe and Asia) Armenia (Europe and Asia) Georgia (Europe and Asia) Turkey (Europe and Asia) Egypt (Africa and Asia) Spain (Europe and Africa)
Europe, North America, and Asia
Europe is northwest of Asia.
Asia & Europe
Russia occupies the continents of Asia and Europe. The two continents are also referred to as Eurasia.
The three continents are Europe, Asia and Africa.
Africa is closer to Asia, as it's connected to Asia via the Isthmus of Suez.
they traded with Europe and Asia