question: The steps around the water feature can be drained for what uses?
sentence: This is in front of the bronze doors leading to the refreshment rooms, a central path flanked by lawns leads to the sculpture gallery; the north, east and west sides have herbaceous borders along the museum walls with paths in front which continues along the south façade; in the two corners by the north façade there is planted an American Sweetgum tree; the southern, eastern and western edges of the lawns have glass planters which contain orange and lemon trees in summer, these are replaced by bay trees in winter.