Edinburgh festival/fringe etc usually starts the second Sunday in
August and runs for 3 weeks.
http://www.edfringe.com/
at about the same time is the Edinburgh Tattoo
http://www.edintattoo.co.uk/
The Fringe starts a week earlier than the 'main' festival
and about the same time as the tattoo.
Edinburgh folk festival is in two parts - one part is over the Easter
weekend (April 9-12) entitled "shoots" and the other part is 20-22
November entitled "roots".
http://www.edinburghfestivals.co.uk/
Celtic Connections runs for three weeks. Usually starting about the middle
of January and running to the first week in February. More info from the
Royal Concert Hall, Glasgow.
BOX OFFICE:-
The Glasgow Royal Concert Hall,
2 Sauchiehall Street, Glasgow G2 3NY, Scotland.
International Tel:- +44 141 287 5511
International Fax:- +44 141 353 4134
Pay by Access/Visa/MasterCard. Cheques payable to 'The Glasgow Royal
Concert Hall'
Press & Media Enquiries:-
Tracey Kelly Tel:- 0141 332 6633 Fax:- 0141 333 0123
Info is available at
http://www.lismor.co.uk/
The British Council has a searchable database of some major
festivals in Britain, see
http://www.britcoun.org/scotland/scoeven.htm