Ushenish is a headland on the remote east coast of South Uist

South Uist

South Uist is an island of the Outer Hebrides in Scotland. In the 2001 census it had a usually resident population of 1,818. There is a nature reserve and a number of sites of archaeological interest, including the only location in Great Britain where prehistoric mummies have been found. The...

 in the Outer Hebrides of Scotland. There has been a lighthouse on the headland since 1857.

Lighthouse

The light was designed by engineers, David

David Stevenson (engineer)

David Stevenson FRSE FRSSA was a Scottish lighthouse designer, who designed over thirty lighthouses in and around Scotland, and helped found a great dynasty of lighthouse engineering.-Background:...

 and Thomas Stevenson

Thomas Stevenson

Thomas Stevenson PRSE MInstCE FRSSA FSAScot was a pioneering Scottish lighthouse designer and meteorologist, who designed over thirty lighthouses in and around Scotland, as well as the Stevenson screen used in meteorology...

. Established in 1857, it incorporated a new 'condensing' apparatus developed by Thomas Stevenson as an improvement to the dioptric system. The lighthouse was automated in 1970, one of the first major automatic lights. The gas-operated Dalen beacon

Dalén light

The Dalén light was the predominant form of light source in lighthouses from the 1900s through the 1960s, when electric lighting had become dominant. The system was invented by Gustaf Dalén and marketed by his company AGA. Dalén later invented the AGA cooker in 1922. The Dalén light is notable...

 was monitored from Neist Point

Neist Point

Neist Point is a popular viewpoint on the most westerly point of Skye. It has had a lighthouse since 1909.-Geography:Neist Point is the most westerly point on the Duirinish peninsula on the Isle of Skye. It projects into The Minch and provides a popular walk and viewpoint.-Natural history:Basalt...

Lighthouse, on Skye.