Nick learns about Dover's extraordinary growth as a city, Miranda meets the UK's only native shark, Neil explores the history of Cardiff coal, and Alice visits a prehistoric copper mine.
Nick hangs off the cliffs near Beachy Head, Neil explores a mysterious cave on the Great Orme, and Miranda discovers how a shipwreck can be turned into a natural wildlife sanctuary.
Alice examines a mysterious skeleton, Nick meets a man whose home was destroyed by mudslides, and Neil reveals why Americans once attacked the port of Whitehaven.
Neil charts early film-making in Brighton, Alice learns how to pilot a hovercraft, Mark examines the history of Magnus Volk's electric railway, and Nick canoes in the Menai Strait.
Neil explores the history of the Isle of Man, Miranda searches for a family of white-beaked dolphins, Alice reveals the origins of iodine, and Nick joins onion sellers in Brittany.
Nick travels along the coast of Belgium by tram, Mark Horton recalls how Lawrence of Arabia helped develop rescue boats, and Hermione Cockburn tests the acoustic qualities of Fingal's Cave.
Andy Torbet climbs a chalk pinnacle on the Isle of Wight, Mark investigates the Transatlantic Telegraph service, and Dick Strawbridge visits Tiree in the Inner Hebrides.
Nick visits the historic walled citadel of St Malo, Adam McIntosh follows an underwater path off the isle of Iona in search of green marble, and Miranda searches for Britain's oldest puffin.
In Season 10, Nick Crane follows the Welsh coast around Anglesey, Hermione Cockburn explores the microscopic world of plankton and Miranda Krestovnikoff looks at jellyfish in Dublin Bay.