Celtic and Rangers are two of the most famous football clubs in Scotland, both based in Glasgow. Their rivalry, known as the 'Old Firm', is one of the most intense in world football. Dundee, Edinburgh, and Aberdeen are other Scottish cities but not home to these particular clubs.
Celtic and Rangers, the two most famous Scottish football clubs and fierce "Old Firm" rivals, are both based in Glasgow, Scotland's largest city. Their matches against each other are among the most intense derby fixtures in world football.