Alastair Leithead and his wife Ana moved to Portugal during the Covid pandemic. They live off-grid, meaning they have no access to mains electricity or water supplies. They also have to manage their own waste water and sewage.Now the former BBC correspondent is embarking on an ambitious project to build and run a hotel, meaning their solar powered utilities will not only have to work for them, but also paying guests. Produced and presented by Alastair Leithead.(Image: Alastair and Ana at their property. Credit: Alastair Leithead)