Southern blockhouse from road Photographer: Francois Swanepoel - 2014

Oblique view of southern blockhouse Photographer: Francois Swanepoel - 2014

Southern blockhouse with bridge behind Photographer: Francois Swanepoel - 2014

Southern blockhouse with stairs on the side Photographer: Francois Swanepoel - 2014

Information board on stair landing Photographer: Francois Swanepoel - 2014

Detail of information board Photographer: Francois Swanepoel - 2014

Detail of loophole Photographer: Francois Swanepoel - 2014

Side view of bridge which they protected Photographer: Francois Swanepoel - 2014

End view of bridge which they protected Photographer: Francois Swanepoel - 2014

Northern blockhouse Photographer: Francois Swanepoel - 2014

Northern blockhouse in field Photographer: Francois Swanepoel - 2014

Northern blockhouse through trees Photographer: Francois Swanepoel

Composite of northern blockhouse in orchard Photographer: Francois Swanepoel