They were originally connected. They simply did not disconnect, like the other continents did from each other, with oceans between them.
Europe and Asia
Europe and Asia
Bosphorus Bridge in Istanbul connects Europe and Asia.
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
No the Silk Road was a trail of the Ancient world that connected Eastern Asia with Europe.
Europe is northwest of Asia.
It does not connect Asia to Africa. The Suez Canal is a short-cut pathway from the ships carrying goods from Europe and America to the Eastern part of the world. It provides less costs for exporting goods and less time for travelling long distance.
Asia & Europe
Russia occupies the continents of Asia and Europe. The two continents are also referred to as Eurasia.