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{"minzoom":false,"maxzoom":false,"mappingservice":"leaflet","width":"auto","height":"600px","centre":false,"title":"","label":"","icon":"","lines":[],"polygons":[],"circles":[],"rectangles":[],"copycoords":false,"static":false,"zoom":false,"defzoom":14,"layers":["OpenStreetMap","Esri.WorldImagery"],"image layers":[],"overlays":[],"resizable":false,"fullscreen":true,"scrollwheelzoom":true,"cluster":false,"clustermaxzoom":20,"clusterzoomonclick":true,"clustermaxradius":1,"clusterspiderfy":true,"geojson":"","clicktarget":"","imageLayers":[],"locations":[{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003EFlat Rock Tunnel\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Erail tunnel in Pennsylvania, United States of America\n\u003C/p\u003E\u003C/div\u003E","title":"Flat Rock Tunnel@rail tunnel in Pennsylvania, United States of America\n","link":"","lat":40.035,"lon":-75.244,"icon":"/images/d/d2/Red-marker.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q4921739\" title=\"Q4921739\"\u003EBlack Rock Tunnel\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Erailway tunnel\n\u003C/p\u003E\u003C/div\u003E","title":"Black Rock Tunnel@ railway tunnel\n","link":"","lat":40.146,"lon":-75.5154,"icon":"/images/0/04/M_tunnel.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q1053570\" title=\"Q1053570\"\u003ECenter City Commuter Connection\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Erailway tunnel\n\u003C/p\u003E\u003C/div\u003E","title":"Center City Commuter Connection@ railway tunnel\n","link":"","lat":39.9537,"lon":-75.1667,"icon":"/images/0/04/M_tunnel.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q7169006\" title=\"Q7169006\"\u003EPerkasie Tunnel\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Erailway tunnel, tunnel\n\u003C/p\u003E\u003C/div\u003E","title":"Perkasie Tunnel@ railway tunnel, tunnel\n","link":"","lat":40.3804,"lon":-75.2938,"icon":"/images/0/04/M_tunnel.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q7187049\" title=\"Q7187049\"\u003EPhoenixville Tunnel\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Erailway tunnel\n\u003C/p\u003E\u003C/div\u003E","title":"Phoenixville Tunnel@ railway tunnel\n","link":"","lat":40.1441,"lon":-75.5262,"icon":"/images/0/04/M_tunnel.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q79807121\" title=\"Q79807121\"\u003ESEPTA east-west subway tunnel\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Etunnel\n\u003C/p\u003E\u003C/div\u003E","title":"SEPTA east-west subway tunnel@ tunnel\n","link":"","lat":39.9542,"lon":-75.1767,"icon":"/images/0/04/M_tunnel.png"},{"text":"\u003Cb\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003E\u003Ca href=\"/Q65117731\" title=\"Q65117731\"\u003ESpring Garden Street Tunnel\u003C/a\u003E\u003C/b\u003E\u003Cdiv class=\"mw-parser-output\"\u003E\u003Cp\u003Eroad tunnel\n\u003C/p\u003E\u003C/div\u003E","title":"Spring Garden Street Tunnel@ road tunnel\n","link":"","lat":39.966,"lon":-75.1818,"icon":"/images/0/04/M_tunnel.png"}],"imageoverlays":null}
Flatrock02
Flat Rock tunnel, Reading R.R., length 940 feet, from Robert N. Dennis collection of stereoscopic views
Flat Rock tunnel, Reading R.R., length 940 feet, from Robert N. Dennis collection of stereoscopic views
