Following the remarkable summer heatwave, you can catch Royal Commission aerial archaeologist Dr Toby Driver discussing cropmark discoveries with Sir Tony Robinson on ‘Hidden Britain by Drone’ (Series 2, Episode 5) on Channel 4 at 7pm, Sunday 9 September. Location shots were filmed at a probable new Roman site discovered on the Llyn Peninsula, Gwynedd, and in London at Fulham Palace.

Dr Toby Driver discussing cropmark discoveries with Sir Tony Robinson

Dr Toby Driver discussing cropmark discoveries with Sir Tony Robinson