On the Isles of Scilly, William visits his friends Zoe and Issac, who live on the island of Bryher. In Somerset, William meets his friend Theo, who lives on a dairy farm. And in London, William visits his friend Kulala and goes on a sightseeing tour.
In Weymouth, William Whiskerson meets his friend Charlie in his parents' fish restaurant. The pair go on a fishing trip and catch some mackerel to cook for the restaurant's customers.
William Whiskerson meets Sophie and Cameron in Lyme Regis. They learn all about fossils and go hunting for them along the beach. They then visit a fossil museum where they see a dinosaur skeleton and some fossilised poo!
In Yorkshire, William explores a cave and discovers lots of different rock formations.
