BTN808970: Oculus, 20 Gracechurch Street, London, UK (photo) / Bridgeman Images

BTN808971: Core Ten stair, Cremorne Riverside Centre, London (photo) / Bridgeman Images

BTN808973: Yellow stair, London (photo) / Bridgeman Images

BTN808976: 20 Gracechurch Street, London, UK (photo) / Bridgeman Images

HGP809164: West Front of Binham Priory, Norfolk (photo) / Bridgeman Images

HGP809169: Anglo Saxon round tower, Burnham Norton, Norfolk (photo) / Bridgeman Images

HGP809171: Castle Acre Priory, Norfolk (photo) / Bridgeman Images

HGP809173: Prior's Lodgings, Castle Acre Priory, Norfolk (photo) / Bridgeman Images

HGP809183: Holkham Hall, Norfolk (photo) / Bridgeman Images

HGP809194: Statue of Captain George Vancouver in front of King's Lynn Custom House, Purfleet Quay (photo) / Bridgeman Images

HGP809195: Hampton Court, Nelson Street, King's Lynn, Norfolk (photo) / Bridgeman Images

HGP809197: The Medieval Guildhall and Gaol House, King's Lynn, Norfolk (photo) / Bridgeman Images

HGP809207: Monument to Edith Cavell, Norwich Cathedral (photo) / Bridgeman Images

HGP809210: St Ethelbert's Gate, Norwich Cathedral (photo) / Bridgeman Images

HGP809213: Peddars Way fingerpost, Norfolk (photo) / Bridgeman Images

HGP809216: Sandringham House, Norfolk (photo) / Bridgeman Images

HGP809217: Sandringham House, Norfolk (photo) / Bridgeman Images

JCH810430: Memorial to Skanderbeg in the ruins of St Nicholas's Cathedral, Lezha, Albania (photo) / Bridgeman Images

HGP833579: Memorial to Roger & Cecilia Felthorpe and family, 1454 (brass), English School, (15th century) / Bridgeman Images

HGP833581: Memorial to Roger & Cecilia Felthorpe and family, 1454 (brass), English School, (15th century) / Bridgeman Images

HGP379357: Letterbox with the royal cipher of Edward VII (photo) / Bridgeman Images

HGP379360: Grenadier of Colonel Poulteney's Regiment of Foot, later 13th Regiment, in 1745, part of a historical re-enactment (photo) / Bridgeman Images

HGP379365: View of the courtyard (photo) / Bridgeman Images

HGP379366: Houghton Watermill (photo) / Bridgeman Images

HGP379370: View of the Lloyd's building at One Lime Street, London (photo) / Bridgeman Images

HGP379371: Lyme Regis town crest (photo) / Bridgeman Images

HGP379375: Norman soldier, part of a historical re-enactment (photo) / Bridgeman Images

HGP379381: Spurn Head Lighthouse (photo) / Bridgeman Images

HGP379386: Early medieval period musician, part of a historical re-enactment (photo) / Bridgeman Images

HGP380401: Soldier from the 42nd Royal Highland Regiment of 1815, part of a historical re-enactment (photo) / Bridgeman Images

HGP380404: The 95th Rifles Regiment Officer Adjutant from 1815, part of a historical re-enactment (photo) / Bridgeman Images

HGP380405: The Keep, Alnwick Castle, Northumberland (photo) / Bridgeman Images

HGP380408: Early Medieval woman and child, part of a historical re-enactment (photo) / Bridgeman Images

HGP380412: Auxerre Cathedral (photo) / Bridgeman Images

HGP380413: View of a street (photo) / Bridgeman Images

HGP380415: Baltimore Beacon (photo) / Bridgeman Images