Subject
Historic buildings
30
Streets
29
Churches
21
Castles & palaces
17
Architecture
13
Cathedrals
11
Universities & colleges
11
Bridges
8
Piers & wharves
8
Protestant churches
6
Rivers
6
Harbors
5
Towers
5
Cemeteries
4
Irish
4
Plazas
3
Ships
3
Crosses
2
Dwellings
2
Monasteries
2
Beaches
1
Boats
1
Catholic churches
1
Electric railroads
1
Fisheries
1
Hospitals
1
Post offices
1
Schools
1