Eilean Glas Lighthouse is on the east coast of the island of Scalpay in the Outer Hebrides of Scotland.

The original tower was replaced in 1824 by Smith's stepson Robert Stevenson.

[1] The fog signal was discontinued in the 1980s although the horn remains in place as a decoration.

The 30-metre (98 ft) tower is painted with two distinctive broad red bands.

[1] In 2004, the owners of the lighthouse building were convicted of theft and of running a fraudulent charity to pay for the mortgage on the property.