<P> Improvements are further broadly divided into Settlement Expansions and City Expansions, which require them to be placed above or below a settlement or city (an upgrade of a settlement). Both are also divided into Buildings and Units, and units are further subdivided into Heroes and Ships . All these may grant victory points, as well as strength points, skill points, progress points, and commerce points, which all provide various benefits . </P> <P> The game ends when one player has the requisite number of points at the end of his turn: either 7 points with the introductory game, 12 points in the Theme game, 13 points in the Duel of the Princes game or 15 points in the Tournament game . </P>

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