From the publisher's website:

Transform a meager settlement into a mighty empire whose culture will be your greatest achievement! To accomplish this, you will have to invent new technologies, build grand cities, and spread the influence of your culture accross your enemies’ borders. You will need to explore the lands and seas with your settlers and ships, and conquer foreign cities and barbarian settlements. With 12 Advance categories, including various government types, a modular game board, superb city-pieces, and more, Clash of Cultures offers a myriad of experiences to accomplish your ultimate goal: be the one ruling culture, the one that will be remembered and admired for thousands of years. Will you be the leader of this great culture?