Region
Italy
12
Vatican City
9
United States
5
Rome
3
Assisi
2
Chicago
2
Chicago (Ill.)
2
Illinois
2
Mexico
2
Padua
2
Washington (D.C.)
2
Balkan Peninsula
1
Bloomington
1
California
1
Campania
1
China
1
Dunhuang Caves
1
East Asia
1
England
1
Florence
1
Hanover
1
Indiana
1
KwaNdebele
1
Merion
1
Middle East
1
New Hampshire
1
New York
1
New York (State)
1
Pennsylvania
1
San Francisco
1
Silk Road
1
South Africa
1
Tuscany
1