Subject
Historic buildings
524
Harbors
324
Castles & palaces
308
Hotels
283
Streets
224
Cathedrals
223
Churches
208
Bridges
201
Convents
96
Dwellings
96
Piers & wharves
80
Rivers
68
Catholic churches
65
Beaches
64
Islands
61
Parks
59
Lakes & ponds
52
Mountains
51
Plazas
43
Schools
43
Universities & colleges
43
Abbeys
42
Walkways
38
Ships
34
Railroads
30
Waterfalls
29
Barracks
27
Markets
25
Bays (bodies of water)
23
Railroad stations
21
Villages
21
Antiquities
20
Mills
20
Steamboats
18
Monuments & memorials
12
Yachts
12
Post offices
11
Towers
11
Boats
8
Cemeteries
8
Courthouses
8
Valleys
8
Dairying
7
Forts & fortifications
7
Lighthouses
7
Roads
7
Prisons
6
Tombs & sepulchral monuments
6
Ruins
5
Capes (Coasts)
4
more ...