L.marker([52.363467636155406, -0.887337650071474]).addTo(map)
.bindPopup('Lamport Hall')
.openPopup();
L.marker([52.310221674813235, -0.591318456966668]).addTo(map)
.bindPopup('Northamptonshire Film Archive Trust')
.openPopup();
L.marker([52.226559999999999, -0.90626]).addTo(map)
.bindPopup('Delapré Abbey')
.openPopup();
L.marker([52.423006000000001, -0.80126]).addTo(map)
.bindPopup('Rothwell Arts and Heritage Centre')
.openPopup();
L.marker([52.303958999999999, -0.984744]).addTo(map)
.bindPopup('Holdenby House')
.openPopup();
L.marker([52.456885, -0.553237]).addTo(map)
.bindPopup('Lyveden')
.openPopup();
L.marker([52.556910000000002, -0.30127]).addTo(map)
.bindPopup('Peterborough Museum & Art Gallery')
.openPopup();
L.marker([52.291575748877634, -0.667468530564574]).addTo(map)
.bindPopup('The Chester House Estate')
.openPopup();
L.marker([52.074137999999998, -1.021853]).addTo(map)
.bindPopup('Silverstone Museum')
.openPopup();