Susan concludes the second series by heading to the breath-taking isles of Lewis and Harris, where she learns more about Harris Tweed and Stornoway Black Pudding, learns how to Step-Dance and visits Neolithic standing stones.

Susan visits the Isle of Bute to see what is said to be the world's first million pound home, Mount Stuart House. In Argyll, she visits the home of the ancient Scotti people, learns about cultivating oysters and goes in search of beavers.

Susan ventures to the islands of Mull and Staffa. She visits Fingal's Cave, witnesses the Mull Rally, visits a biscuit factory run on sustainable energy and sees white-tailed eagles swooping for prey.

Susan visits the Royal Botanical Gardens and works as an assistant keeper at Edinburgh Zoo. She learns about Scotland's ceramics industry, the Royal Yacht Britannia and the country's busiest railway station.

Susan visits Glamis Castle, the childhood home of Her Majesty the Queen Mother. After visiting some grey seals, Susan is given a crash course in seal first aid. She also learns why Dundee became synonymous with marmalade.

Susan visits Blair Castle in Perthshire to learn about the Atholl Highlanders, visits a feat of wartime underground engineering at Invergordon, meets a herd of reindeer in the Cairgorns and discovers the fate of her ancestors at Culloden.

The comedian explores the Borders region, heading to a secret woodland in Galloway Forest, where she meets some cute and ardently protected red squirrels. She then enjoys a tour of Traquair House which, at 1,000 years old, has played host to historic figures such as Bonnie Prince Charlie. Susan is in her element as the 21st Lady of Traquair reveals secret stairwells and Mary Queen of Scots' bed. To the south, in Eastriggs, Susan visits the site of the world's largest munitions factory, where thousands of female workers produced explosives during the First World War.

The comedian explores the Kingdom of Fife and the East, starting at Falkland Palace - a former retreat of Scottish royalty. Once a hunting lodge to eight Stuart monarchs, it is the final resting place of King James V. Susan also visits Wemyss Caves, home to the largest collection of Pictish carvings in the world, and is invited into a little-known cave whose location must remain secret. Later, she is surprised to find a Japanese garden hidden deep in the countryside and gets the chance to bat for the world's only beach cricket club on Elie beach.