Step inside a Celtic roundhouse, eavesdrop on the conversations and superstitions of the fisherfolk, and join the crew of Odin’s Raven Viking longship as they return from the battle of Clontarf.

Sir Rod Stewart has jokingly asked fans what football team he supports after showing them inside a Celtic-themed room in his plush mansion. The Hoops-daft crooner shared a photo to his 1.4 million ...