
1) Actress Hughes 2) German girl name 3) International river of Europe
Found on
https://www.crosswordclues.com/clue/tresa

The river Tresa leaves Lake Lugano at a point between Lavena Ponte Tresa in Italy and Ponte Tresa in Switzerland and flows into Lake Maggiore near Luino, a few hundred metres after joining the Margorabbia. At the outflow from Lake Lugano the river is crossed by a bridge which unites the Swiss and Italian parts of Ponte Tresa; a customs post divide...
Found on
http://en.wikipedia.org/wiki/Tresa
No exact match found.