Subject
Historic buildings
192
Harbors
155
Hotels
119
Streets
103
Cathedrals
101
Castles & palaces
90
Bridges
62
Beaches
40
Churches
35
Piers & wharves
34
Parks
32
Convents
25
Ships
21
Walkways
20
Dwellings
19
Mountains
19
Plazas
16
Steamboats
16
Islands
15
Lakes & ponds
14
Railroads
14
Rivers
14
Markets
9
Universities & colleges
9
Bays (bodies of water)
8
Railroad stations
8
Schools
8
Catholic churches
7
Towers
7
Boats
6
Prisons
5
Waterfalls
5
Yachts
5
Abbeys
4
Antiquities
4
Gardens
4
Lighthouses
4
Valleys
4
Barracks
3
Dairying
3
Forts & fortifications
3
Mills
3
Monuments & memorials
3
Round Towers
3
Courthouses
2
Post offices
2
Roads
2
Villages
2
Asylums
1
Capes (Coasts)
1
more ...