The new pontiff faces the challenge of reviving Catholicism in former church strongholds in Europe and parts of Latin America where it is now in decline, ministering to growing congregations in Africa and Asia and inspiring the church's priests, monks and nuns.

WSJ: Pope Celebrates Inaugural Mass

As Europeans spread to new territories across the world, priests and monks set up schools, hoping to convert their inhabitants through education.

ECONOMIST: Millennium issue: EDUCATION

Most notable among them is the inclusion of Guilds -- a range of building types used to train units in sciences such as War (accumulate experience points for battle), the Church (construct priests and monks with special powers), the Merchant's Guild (needed for trading with others) and Magetowers, (used to create wizards and learn new spells).

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