Based on the clue 'cities like copan thrived in this mesoamerican civ...', what is the answer?

Based on the clue 'cities in nebraska ohio california are named for ...', what is the answer? Based on the clue 'cities in this country include baguio quezon city ...', what is the answer? Based on the clue 'cities in this large south american country includ...', what is the answer? Based on the clue 'cities in this nation include iskenderun islahiye ...', what is the answer? Based on the clue 'cities on this 626 mile long river include toledo ...', what is the answer? Based on the clue 'cities on this river include aliquippa pennsylvani...', what is the answer? Based on the clue 'cities on this river include louisville cincinnati...', what is the answer? Based on the clue 'cities on this swiss lake include montreux lausan...', what is the answer?