Great is a matter of perspective, but generally either taking over a lot of other countries (the Romans, the Mongols, the Muscovites, etc.) or making a lot of important things (the Greeks, the Arabs) will suffice.
If a nation is booming Technologically, Culturally, and Economically, it meats all the standards to be a great civilization.
Some things that makes China's civilization best is the rulers, armies, and great organization.
The great mystery associated with the Harappan civilization is why the civilization disappeared.
which civilization built the great mound.
why the civilization disappeared
why the civilization disappeared
that its a great and organized civilization.
The Minoans are credited as Europe's first great civilization.
why the civilization disappeared.
Yes, the Egyptians deserve to be known as a great civilization. The were advanced and people have learned a lot from their civilization.
The Mayan civilization qualifies as such.
The Greek civilization and then the Romans
Mayan civilization