Edinburgh Leith Docks ScottishA high quality watercolour print. Leith; Scottish Gaelic. Lte; is a district to the north of the city of Edinburgh at the mouth of the Water of Leith. The earliest surviving historical references are in the royal charter authorising the construction of Holyrood Abbey in 1128. The medieval settlements of Leith had grown into a burgh by 1833, and the burgh was merged into Edinburgh in 1920. Historically part of Midlothian, Leith is sited on the coast of