The ancient romans called the mediterranean sea quotmare nostrumquot which is latin for quotour seaquot mare nostrum is an empire building game in which 3 5 players or 2 6 with the 39atlas39 expansion lead their individual ancient empires to dominion of mare nostrum you grow the fame and glory of your empire by expanding your influence into new provinces then extending your trade caravans building markets and founding new cities and temples you can recruit heroes and create wo