Subject
- Roads and Highways55
- Castles54
- Cathedrals53
- Gardens53
- Sculpture51
- Parks50
- Canals49
- Hotels48
- Roman Architecture47
- Ruins46
- Government buildings45
- Second Anglo-Afghan War (1878-80)45
- Paris Commune, 187142
- Civil engineering39
- Engineering39
- Plants39
- Chateau de Versailles (Versailles)37
- Glaciers37
- Prussian North Africa Expedition, 186937
- Boats36