"Forming new island, excavating and concreting at new Heronry Lake" (1907) - the view is from the south-west arm, near to the position of the view to the right.

A view taken from a similar position to that on the left. March 2005

The position of the old outflow of the Heronry Pond, in the centre of the east embankment. February 2006

Outflow from the Heronry Pond. The outflow from the borehole can be seen just below left of centre the picture. March 2002