As one of its daily deals, Steam cuts 75% off select downloads of Sid Meier's Civilization games for Windows and Mac, as listed below. Each is the lowest total price we could find by at least $4, although some are lows by as much as $36. The deals:

• Sid Meier's Civilization III Complete for Windows for $1.24
• Sid Meier's Civilization IV: The Complete Edition for Windows or Mac for $7.49
• Sid Meier's Civilization V: Gold Edition for Windows or Mac (pictured) for $12.49