Dan Snow and the team of historians and geologists continue their epic adventure down the Colorado River in antique wooden boast, recreating the famous 1869 expedition of pioneer John Wesley Powell.

In the second episode, the crew make use of the 19th-century surveying equipment that they have brought along on their journey, recording geological data and taking photographs of their surroundings with a period 3D camera. 

Dan Snow joins up with a team of historians and geologists to recreate John Wesley Powell's pioneering 1869 expedition along 280 miles of the Grand Canyon.

The journey takes them through the beautiful, arid and dangerous wilds of north Arizona, where Snow and the crew must traverse Colorado rapids in antique wooden boats. Along the way they learn some fascinating details about the geology of the region, and its Native American past.

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Dan Snow is an historian who has researched, written and presented several documentaries on British and world history for the BBC including Twentieth Century Battlefields, the BAFTA award-winning Battlefield Britain, which he co-presented with his father Peter Snow, and his BBC2 series on the history of the Royal Navy.
His writing has appeared in The Times, the Sunday Times, the Guardian, the Daily Express and BBC History Magazine. He is the author of Death Or Victory – a history of Wolfe’s siege of Quebec. Educated at the University of Oxford, he has joint British and Canadian citizenship. He lives in London.

A sumptuous, action-packed pan-European history, Battle Castles brings to life mighty medieval fortifications and the epic sieges they resisted: clashes that defied the limits of military technology, turned empires to dust, and transformed mortals into legends.

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