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Will Millard discovers Wales's hidden history by exploring forgotten, secret and almost inaccessible locations that show the country as it has never been seen before
Seasons
Episode 1
Episode 1
59m
Will explores some Wales’s most intriguing and hard-to-access caves.
Episode 2
Episode 2
59m
Will discovers the forgotten story of how Wales once led the world in copper production by visiting some extraordinary and abandoned locations.
Episode 3
Episode 3
59m
Wales once led the world in the production of coal, exporting the black gold to the four corners of the Earth. Since that industry collapsed, much of the infrastructure has been destroyed, forgotten or hidden away.
Episode 4
Episode 4
59m
Will travels to North Wales to discover the forgotten history of the slate industry. Welsh slate once roofed the buildings of the British Empire and the industrial revolution.
Episode 5
Episode 5
59m
Will explores the hidden pieces of history from World War Two. Wales made a huge contribution to the war effort and the remote countryside was witness to many military activities.
Episode 6Latest episode
Episode 6
59m
In this final episode Will gains exclusive access to explore the usually inaccessible locations that are home to some of the biggest engineering projects in Wales, both past and present.
