Fortification is a locality in the western part of the Catlins

The Catlins

The Catlins comprises an area in the southeastern corner of the South Island of New Zealand. The area lies between Balclutha and Invercargill, straddling the boundary between the Otago and Southland regions...

 region of Southland in New Zealand

New Zealand

New Zealand is an island country in the south-western Pacific Ocean comprising two main landmasses and numerous smaller islands. The country is situated some east of Australia across the Tasman Sea, and roughly south of the Pacific island nations of New Caledonia, Fiji, and Tonga...

's South Island

South Island

The South Island is the larger of the two major islands of New Zealand, the other being the more populous North Island. It is bordered to the north by Cook Strait, to the west by the Tasman Sea, to the south and east by the Pacific Ocean...

. Nearby settlements include Quarry Hills and Waikawa

Waikawa, Southland

Waikawa is the name of a small settlement in Southland, New Zealand, at the southwestern edge of The Catlins.The township is now a small fishing settlement, but at one time in the late 19th century was a major port, shipping timber from the sawmills of the Catlins north to help build the new town...

 to the southeast, Tokanui

Tokanui

Tokanui is a community in the eastern portion of Southland District Council, located on the Southern Scenic Route about 55 km east of Invercargill and 109 km southwest of Balclutha, New Zealand....

 to the southwest, and Waimahaka

Waimahaka

Waimahaka is a locality in the Southland region of New Zealand's South Island. It is situated in a rural area, inland from Toetoes Bay. Nearby settlements include Pine Bush and Titiroa to the northwest, Fortification and Te Peka to the east, Pukewao and Tokanui to the southwest, and Fortrose on...

 to the west. It is over 50 km east of Southland's main centre, Invercargill

Invercargill

Invercargill is the southernmost and westernmost city in New Zealand, and one of the southernmost cities in the world. It is the commercial centre of the Southland region. It lies in the heart of the wide expanse of the Southland Plains on the Oreti or New River some 18 km north of Bluff,...

.

Tramway

To serve forestry interests in the Fortification area, a bush tramway was built in the mid-1920s. It ran from Te Peka

Te Peka

Te Peka is a locality in the Southland region of New Zealand's South Island. It is situated on the western edge of the Catlins region, with Waimahaka to the west, Fortrose to the southwest, and Pukewao and Tokanui to the southeast.- Railway :...

 railway station on the Tokanui Branch

Tokanui Branch

The Tokanui Branch, also known as the Seaward Bush Branch, was a branch line railway located in Southland, New Zealand. It diverged from the Bluff Branch south of the main railway station in Invercargill and ran for 54 kilometres in a southeasterly direction...

eastwards to a sawmill in Fortification, and then divided into a number of branches to logging sites. The tramway's date of closure is unknown, but it occurred prior to the closure of the Tokanui Branch on 31 March 1966.