The year Robert Burns composed his poem "The Birks of Aberfeldy" to celebrate his admiration for the birches that line the beautiful gorge walk along the Falls of Moness from Aberfeldy. For more information on walking options in Perthshire, see walking.visitscotland.com
The number of years that have passed since 1210, when Perth was granted a Royal Burgh Charter by King William I (The Lion) of Scotland. To mark the anniversary, there's a year-long programme of events and festivals taking place in and around the county town, including the Perth 800 race day at Perth Racecourse next Saturday, with medieval re-enactments running alongside the races themselves. perth800.com; visitscotland.com/perfect
The maximum number of people that can be accommodated in the Kata tents offered by Comrie Croft, a hostel and campsite located near Crieff. These teepee-style tents are built on platforms in birch woodland and are available even in winter, with sheepskins and wood-burning stoves to keep you cosy. A five-night stay in September or October costs £140. comriecroft.com
The price in pounds of a "Classic Hamper" from the House of Bruar (houseofbruar.com), a retail complex accessible just off the A9 west of Blair Atholl. The hamper includes local delicacies such as smoked salmon, as well as "cocktail oatcakes". The House of Bruar itself is set to expand in September with the addition of a new Menswear Hall, and is worth visiting even if you are shop-phobic, as it lies next to the Falls of Bruar, a stunning woodland walk. This year has been designated Scotland's Year of Food and Drink, with plenty of tasty options in Perthshire. eatscotland.com
The starting price in pounds (provided you book online) of a half day's "adventure tubing", which involves navigating your way through the scenic gorge at Killiecrankie on big blue inflatables, with an optional cliff-jumping session also included. Nae Limits, based at Ballinluig, also offers various other adrenalin-filled activities, from canyoning to cliff-jumping and white-water rafting. naelimits.co.uk
The number of 18-hole golf courses available at the Gleneagles Hotel and Resort, including the PGA Centenary Course (which will be the venue for the 40th Ryder Cup matches in 2014), the King's Course and the Queen's Course. There's also the nine-hole "Wee Course", as well as a golf academy and driving range. gleneagles.com
The amount of land, in acres, that comprises the Highland Perthshire Estates, accessible on a 4x4 tour from Highland Safaris. The company, located in the divertingly named village of Dull, offers various options for exploring the area, including a 90-minute forest safari for £20 per adult, with the chance to see red squirrels and roe deer en route.
The height in metres of the beech hedge which runs along the A93 north of Perth at Meikleour. The "highest hedge in the world" (according to the Guinness Book of Records) is part of a series of arboreal wonders in Perthshire, dubbed "Big Tree Country" because of its stunning woodland. The widest conifer in Britain, for example, can be found at Cluny House Gardens (clunyhousegardens.com) near Aberfeldy. perthshire bigtreecountry.co.uk