Tallinn, Estonia: 59.442690, 24.753197

Istanbul, Turkey: 41.005270, 28.976960

Seoul, South Korea: 37.566535, 126.977969

Reykjavik, Iceland: 64.135338, -21.895210

Cape Town, South Africa: -33.924869, 18.424055

Madrid, Spain: 40.416691, -3.700345

Trondheim, Norway: 63.430515, 10.395053

Buenos Aires, Argentina: -37.201729, -59.841070

Abu Dhabi, UAE: 24.466667, 54.366667

Cambridge, UK: 52.205337, 0.121817

Beijing, China: 39.904030, 116.407526

Bologona, Italy: 44.369331, 11.252379

Melbourne, Australia: -37.811367, 144.971829

Seville, Spain: 37.382640, -5.996295

Singapore National University: 1.306809, 103.773379

Cambridge, MA, USA: 42.373616, -71.109734

Marrakesh, Morocco: 31.633333, -8.000000

Guatemala City, Guatemala: 14.613333, -90.535278

Hyderabad, India: 17.385044, 78.486671