Spectacle Island - Sydney Harbour - Port Jackson - New South Wales 

Off Drummoyne, tucked with Cockatoo and Snapper in the old Hen and Chickens” group, Spectacle Island is the harbour’s quiet explosives cousin — the one most Sydneysiders only clock from a ferry or the Anzac Bridge approach. An Aboriginal name recorded in early colonial wordlists is Gong-ul. The European story is almost entirely powder and armament: Australia’s oldest naval explosives manufacturing and storage complex, with fabric from the 1860s still sitting on the rock.

From the early 1860s the colonial government put a gunpowder magazine here. Victorian Georgian buildings associated with Colonial Architect James Barnet — magazine, laboratory, cooperage, guard and residential structures — form the nineteenth-century core. In 1884 the island went to the Royal Navy as an ordnance depot for the Australia Squadron; in 1913 it passed to the new Royal Australian Navy and kept feeding ammunition lighters through both world wars and into the late twentieth century.

Spectacle Island is a Commonwealth Heritage place. It is no longer an operational ammunition pipeline and remains largely closed to the general public. A Naval Repository of RAN relics sits among the buildings. Together with Cockatoo and Snapper it reads as a tight brick-and-sandstone industrial pocket that never became a picnic lawn — and that is the point.