BBC - Secret Britain Series 2 (2015) Part 1 Water World Of Wales

Secret Britain: Series 2

In this new series, Ellie Harrison and Adam Henson explore hidden corners of the UK, hunting for secrets hidden in the landscape, inspired by suggestions from Countryfile viewers. Adam and Ellie meet people living in the countryside who have extraordinary stories and stunning sights to share, while the pair also reveal some secrets of their own.

Part 1: Water World Of Wales

Ellie and Adam go hunting for hidden corners of the UK landscape and meet some of the people who live there. They begin by exploring the unseen water world of the Brecon Beacons in south Wales, where Ellie confronts her fear of tight spaces to venture into Britain's deepest cave - carved through the rock by an ancient underground river - and a couple reveal how their lives were transformed when they bought a 200-year-old toll bridge over the River Wye. There are also visits to a mysterious pond known as the Witches' Pool and a magical walkway behind a waterfall.

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