Subject
Cities & towns
658
Houses
488
Coastlines
268
Factories
227
Schools
205
Hospitals
203
Rural areas
173
Quarrying
98
Hotels
97
Airports
87
Rivers
80
Churches
79
Airplanes
76
Horse farms
76
Floods
67
Housing developments
66
Historic buildings
64
Convents
63
Castles & palaces
53
Harbors
50
Bridges
39
Lakes
33
Plowing
28
Ships
28
Motion pictures
26
Transportation
25
Snow
22
Racetracks
21
Farming
18
Islands
18
Lighthouses
18
Mountains
18
Parks
18
Universities and colleges
17
Boats
16
Fishing industry
16
Railroads
16
Rugby
15
Power plants
14
Dams
13
Golf
12
Mining
12
Parades & processions
12
Railroad trains
12
Automobile racing
11
Business enterprises
11
Farmhouses
11
Roads
11
Religious communities
10
Astronomical observatories
9
more ...