The Crowded South
Episode: 1x01 | Airdate: Aug 15, 2010
Season 1
The Hidden Heart
Episode: 1x02 | Airdate: Aug 22, 2010
True North
Episode: 1x03 | Airdate: Aug 29, 2010
Borderlands and Beyond
Episode: 1x04 | Airdate: Sep 5, 2010
Season 2
Water World of Wales
Episode: 2x01 | Airdate: Apr 8, 2015
Mysterious Moors of Yorkshire
Episode: 2x02 | Airdate: Apr 15, 2015
Hidden Highlands of Scotland
Episode: 2x03 | Airdate: Apr 22, 2015
Season 3
The Lakes
Episode: 3x01 | Airdate: Mar 30, 2016
Tonight, Ellie takes to the skies for a bird's eye view of the Lake District, Denise gets to the bottom of the Lakes' dark and illicit past, and Chris is coaxed up a sheer cliff face by one of the worlds best climbers and rewarded with a spectacular view.
Kent
Episode: 3x02 | Airdate: Apr 6, 2016
Ellie, Chris & Denise explore Kent, with local lad Chris abseiling off the White Cliffs of Dover to find a rare plant for which Kentish peasants risked their lives 500 years ago.
Devon
Episode: 3x03 | Airdate: Apr 20, 2016
Northern Ireland
Episode: 3x04 | Airdate: Apr 28, 2016
Ellie Harrison, Chris Hollins and Denise Lewis explore Northern Ireland. As one of the least touristy places in the UK, the province is brimming with secrets. Olympic gold medallist Denise Lewis is chastised for a lack of focus when she competes in an unusual and unique local competition. Chris Hollins goes in search of a witch's lair on the top of a mysterious mountain. And Ellie Harrison uncovers the secret history of an army training base that has been closed to the public for over a century.