Go to map Map images Map Finder | Georeferenced Maps | Side by Side Swipe OFF Swipe ON Go to former Side by Side viewer Search: × Search Choose different ways of searching to locate the map Choose between searching UK or World placenames Modern Placenames UK World Enter a current placename (e.g., towns, farms, streets) to search for a location × Enter a current placename (e.g., towns, farms, streets) to search for a location. Search using a current placename (e.g., towns, farms, streets) from Nominatim / OpenStreetMap, as well as the Definitive Gazetteer for Scotland. National Grid Ref., Lat,Lon or Postcode: Enter a National Grid Reference, latitude/longitude, or postcode to search for a location Submit Search using a National Grid Reference in various forms:"NT27", "NT27NW", "NT263721", "NT 263 721", "NT2637572134", "326375,672134", or latitude,longitude: "52.456,-2.123", or Postcode "EH", "EH9", "EH9 1", "EH9 1SL", "EH91SL" OS six-inch 1888-1913 names: or Search for an historic name from the GB1900 gazetteer of names on the OS six-inch 1888-1913 maps Search and view distributions of names Go to the OS1900 viewer to search and view the distribution of features and names from OS six-inch 1888-1913 maps Search Trench Map Coordinates: Search using Trench Map Coordinates, eg.28.I.836C.S.22.c62d.J.19.b.4.3 Search County: Search using counties and parishes from the 1950s Search using counties and parishes from the 1950s Parish: Select a parish within the chosen county Show my location? × × Choose a layer (left-hand map): 1. Select a category: 2. Select a map / map series: Zoom to this layer's extents View single List Browse and select overlay layers as a split-list - using both drop-down lists Sort list below by Relevance Scale Date Zoom to this layer's extents View split lists Browse and select overlay layers as a single list. Sort by relevance, scale, or date Filter layers Filter layers by date Slider Minimum Value Slider Maximum Value Filter layers by scale (Optionally) filter the layers by scale Small scaleLarge scale or Filter by scale automatically Filter layers by keyword Search (Optionally) filter the layers by keyword Filter layers by keyword (Optionally) filter the layers by keyword Clear filters × Choose a layer (right-hand map): 1. Select a category: 2. Select a map / map series: Zoom to this layer's extents View single List Sort list below by Relevance Scale Date Zoom to this layer's extents View split lists Filter layers Filter layers by date Slider Minimum Value Slider Maximum Value Filter layers by scale Small scaleLarge scale or Filter by scale automatically Filter layers by keyword Search Filter layers by keyword Clear filters Guided Tour Swap maps Add your own layer Add KML, GPX, GeoJSON or CSV file: Browse to select a KML, GPX, GeoJSON file Add XYZ layer or Allmaps annotation: Paste in the Allmaps Annotation or XYZ template Find georeferenced maps (in Allmaps Explore) Help Remove Allmaps overlay | Remove top layer Export Format: KMLGPXGeoJSON GeoJSON (BNG) Side by Side - Help This application allows you to compare all our georeferenced maps to each other and to modern map or satellite layers in a split-screen viewer. You can toggle a central vertical Swipe bar off and on in the header. Read the Help to the lower left for further guidance. Click the cross (top right) to close this window. Don't show this message again Map Key × Land Cover 2021 Key × Land Cover 2021 Key Light Pollution / Dark Skies Key × Light Pollution / Dark Skies Key Each pixel shows the level of radiance (night lights) shining up into the night sky. These have been categorised into colour bands to distinguish between different light levels. Further information. Help Help