modern urban architecture in kalbach-riedberg district (ortsbezirk) of frankfurt am main city. germany

frankfurt main kalbachriedberg kalbach riedberg ortsbezirk district residential germany apartments architecture area region neighborhood borough european quarter development modern buildings city houses street business alley summer square landscape urban landscaping design sityscape europe park town planning building view day tourism travel trip construction outdoor german background kalbach-riedberg city germany apartment surroundings