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.
Some things that makes China's civilization best is the rulers, armies, and great organization.
which civilization built the great mound.
The great mystery associated with the Harappan civilization is why the civilization disappeared.
why the civilization disappeared
that its a great and organized civilization.
why the civilization disappeared
why the civilization disappeared.
The Minoans are credited as Europe's first great civilization.
Yes, the Egyptians deserve to be known as a great civilization. The were advanced and people have learned a lot from their civilization.
The Greek civilization and then the Romans
The Mayan civilization qualifies as such.
Mayan civilization