March assignment: Photographing found objects in the landscape

Plastic bottles put to good use in a field in the Algarve, Portugal. Allotments are normally good hunting grounds for the unusual Photograph: Roger Tooth/Guardian

Chair with lamppost, Algarve, Portugal Photograph: Roger Tooth/Guardian

Discarded number plate, Algarve, Portugal Photograph: Roger Tooth/Guardian

Open copy of the highway code on a tomb, St Pancras churchyard, London Photograph: Roger Tooth/Guardian

Mural affixed behind fence, Islington, London Photograph: Roger Tooth/Guardian

Recycling day, Islington, London Photograph: Roger Tooth/Guardian