Heh, CBS has been pretty liberal with the "cities" bit. Here's what they've given us in the past, not too bad in TAR 6 with 24 cities, but completely ridiculous in TAR 8, in which you have to consider places like Monument Valley and the Bonneville Salt Flats to be cities to rack the count up to 50...
TAR 6 (24 cities): Chicago, Keflavik/Reykjavik, Oslo, Honefoss, Stockholm, Sollentuna, Upplands Vasby, Dakar, Berlin, Eger, Budapest, Ajaccio, Calvi, L'Ile Rousse, Nice, Addis Ababa, Lalibela, Colombo, Galle, Kandy, Dambulla/Sigiriya, Shanghai, Xi'an, Honolulu
TAR 8 (50 cities): New York City, Washington Crossing, Philadelphia, Mount Joy, Lancaster, York, Washington DC, Middleburg (pop 600), Charleston, Huntsville, Anniston, Talladega, Hattiesburg, Richland, Madisonville (700), New Orleans, Panama City, Gamboa (very few), San Jose, San Pedro de Poas, Alajuela, Jaco, Quepos, Grecia, Phoenix, Chandler, Fountain Hills, Mesa, Grand Canyon Village, Page, Monument Valley, Moab, Green River (900), Heber City, Park City, Salt Lake City, Bonneville Salt Flats, Garden City (500), Big Piney (400), West Yellowstone, Jackson, Dubois, Cody, Red Lodge, Absarokee, Billings, Montreal, Toronto, Niagara-on-the-Lake, Lewiston