# City Total
1 US Pewee Valley 1 sites
2 IT Cernusco sul Naviglio 1 sites
3 BR Arcos 2 sites
4 DE Bad Pyrmont 1 sites
5 IT Fornace Zarattini 2 sites
6 US Havre 1 sites
7 US Landing 2 sites
8 FR Douvres-la-Delivrande 1 sites
9 DE Lohnberg 1 sites
10 US Rush Center 1 sites
11 CH Hagglingen 2 sites
12 US Franksville 1 sites
13 US Ruckersville 1 sites
14 LV Iecava 1 sites
15 NZ Otorohanga 1 sites
16 US Gainesboro 1 sites
17 BR Acreuna 1 sites
18 BR Guarapari 1 sites
19 CN Bengbu 1 sites
20 US Slatington 1 sites