1. Dragons

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. 21 May 2017. 47 min

The first round of the competition features a battle of the dragons, as a cabin built to resemble a dragon's eye faces off against a dragon's claw.

2. Innovative Cabins

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. 28 May 2017. 47 min

This time the two pop-up hotel cabins battling it out are a luxury design inspired by a Welsh coal pit and a modernist unit made of slate.

3. King Arthur and a Double Decker

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. 4 June 2017. 47 min

The cabins this time include a laser-cut project inspired by the legend of King Arthur, a double-decker tepee, and a luxury getaway on a sea fort.

4. Treehouse and a Tin-Clad Cabin

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. 11 June 2017. 47 min

The competition concludes as two cabins fight for a place in the final. This week an ambitious treehouse cabin takes on a tin-clad cabin with a trick up its sleeve.