Alexander Macdonald of Glenaladale built a memorial tower at Glenfinnan to commemorate the raising of the standard of the Young Pretender .
Glenaladale is a minor branch of the Clan Donald .
Alexander Macdonald of Glenaladale , a minor branch of the Clan Donald , built a memorial tower at Glenfinnan to commemorate the raising of the standard of the Young Pretender .