Concrete jungle
a city or urban area which has a high density of large, unattractive, modern buildings and is perceived as an unpleasant living environment.
"a three-room flat in the concrete jungle of suburban Moscow"
a city or urban area which has a high density of large, unattractive, modern buildings and is perceived as an unpleasant living environment.
"a three-room flat in the concrete jungle of suburban Moscow"