Perthshire, officially the County of Perth, is a historic county and registration county in central Scotland. Geographically it extends from Strathmore in the east, to the Pass of Drumochter in the north, Rannoch Moor and Ben Lui in the west, and Aberfoyle in the south; it borders the counties of Inverness-shire and Aberdeenshire to the north, Angus to the east, Fife, Kinross-shire, Clackmannanshire, Stirlingshire and Dunbartonshire to the south and Argyllshire to the west. It was a local government county from 1890 to 1930.
Loch Tummel is a long, narrow loch, seven kilometres northwest of Pitlochry in the council area of Perth and Kinross, Scotland. It is fed and drained by the River Tummel, which flows into the River Tay about 13 km (8 mi) south-east of the Clunie Dam at the loch's eastern end.