Phil Spencer takes a grand tour of the country's most historical households in a bid to tell the story of Britain in 100 Homes.Phil will unearth our nation's architectural ancestry through 100 properties across the country. Each home will tell a story, from our agricultural past to the innovation in industry that shaped the Britain we know today.In each episode, Phil will look back at how we used to live and why, as he meets the current occupants of these interesting homes and reveal the broader historical impact of who lived there, why it was built and how it was constructed.