Will explores the subterranean wonders of Wales and discovers some remarkable stories, from a smuggler’s den to an ancient bone cave.
Writer and adventurer Will Millard returns with more of Wales’s hidden wonders as he explores the forgotten, secret and almost inaccessible locations that reveal the country as you’ve never seen it before.
Will explores some Wales’s most intriguing and hard-to-access caves. From a smugglers' den to an ancient bone cave and from a revolutionary 19th century hide-out to one of the finest decorated caves in Europe, Will reveals the subterranean wonders of Wales you never knew existed.
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