The cathedral has an old certificate, from the Guinness book of records, for the church with the largest area.

The campanile is called the Giralda and is of Moorish construction with the belfry added.  The figure at the top is a weather vane called the Giraldillo

Harvesting the oranges in the courtyard.   

All these pictures were taken without flash.

The remains of Columbus (perhaps) are in a sarcophagus carried by four statues.