Braxfield, on the Clyde, gave the title of Lord Braxfield to Robert Macqueen (1722-1799), who was born in the mansion and acquired on the bench the character of the Scottish Jeffreys.
Craignethan Castle on the Nethan, a left-hand tributary joining the Clyde at Crossford, is said to be the original of the "Tillietudlem" of Scott's Old Mortality.
The Black, Barton and Clyde rivers flow into Lake Memphremagog.
From Balloch in the south it sends off the Leven to the Clyde; from the east it receives the Endrick, the Blair, the Cashell and the Arklet; and from the north the Falloch.
Among other occurrences of the name of Avon in Great Britain there may be noted - in England, a stream flowing south-east from Dartmoor in Devonshire to the English Channel; in South Wales, the stream which has its mouth at Aberavon in Glamorganshire; in Scotland, tributaries of the Clyde, the Spey and the Forth.