Boat of Garten, Bamburgh, Grasmere, and Embo: In Inverness-shire in the northern zone, Penelope discovers Boat of Garten, the village that brought ospreys back to the British Isles. Alex plays king of the castle in Bamburgh, Northumberland. Juliet takes in the beauty of the Lake District in Grasmere, and Patrick explores the once independent state of Embo in the Scottish Highlands.