Region
United States
205
Germany
66
Italy
62
Europe
30
Massachusetts
29
France
28
Cambridge
27
Russia (Federation)
26
China
20
Great Britain
20
Austria
16
Switzerland
16
Asia
14
New York (State)
14
Japan
13
Spain
13
Poland
12
Canada
11
Belgium
10
England
10
Rome
10
Russia
10
Allemagne
9
India
9
Mexico
9
Netherlands
9
Vienna
9
Australia
8
Brazil
7
Munich
7
Korea (South)
6
London
6
New York
6
Africa
5
California
5
Florence
5
Italie
5
Maryland
5
Outer space
5
Pennsylvania
5
Philadelphia
5
Southeast Asia
5
Soviet Union
5
Venice
5
Argentina
4
Brussels
4
Flanders
4
Greece
4
Hungary
4
Illinois
4
more ...