What is the name of the large landmass east of Athens?

The large landmass east of Athens is the peninsula of Anatolia, which is also known as Asia Minor, and which is the westernmost part of the Asian continent. Nowadays, the entirety of Anatolia is part of Turkey.

Athens is itself located in a small peninsula, known as Attica, which is at the same time part of the Greek peninsula, which is the southernmost part of the Balkan Peninsula.

they made rome the dominant power in the mediterranean.

studies show tha in 7.5 billion years from now, the expanding sun will engulf, and destroy, the earth.