Dirty and crowded?? How many cities have you been to?
Guangzhou, Shenzhen, Bangkok, St. Petersburg Russia. Mexico City. Wuhan. Hong Kong. NYC, Montreal, Boston, Milwaukee, St. Louis. Minneapolis, LA, SF, Tijuana, Kunming, Albuquerque, Santa Fe, Green Bay. Denver, Ottawa, Jersey City, Miami. Chicago. Las Vegas, Reno. Atlantic City. Philadelphia. Washington DC, Baltimore. Orlando. Houston. Toronto. Buffalo region. Sacramento. Cheyenne Wyoming. El Paso Texas, Ciudad Juarez, Mexico ( once the murder capital of the world, I went during the day)
And a few small towns here and there.
I don't think Spokane, Portland, Victoria, Van counts LOL since its so damm close.