Sentence:  Retracing my steps to the Mosque of Sultan Ahmet , only one with six minarets , I entered the courtyard , with a gallery supported by pointed arches <WSD>running</WSD> around it and a fountain in the middle . 
Meaning of the word marked with <WSD> tags:  stretch out over a distance, space, time, or scope; run or extend between two points or beyond a certain point