Too many spelling mistakes...
The three biggest ... in Lower Saxony
Rivers are Elbe, Weser,Ems
Lakes are Steinhuder Meer, Dümmer,Zwischenahmer Meer
surface largest municipalities are Neustadt am Rübenberge,
Geestland, Walsrode
most populous Cities are Hannover, Braunschweig, Oldenburg
highest mountains are Wurmberg, Hafelberg, Große Blöße
Doesn't sound good at all. We understand what you want to say but these are all broken phrases.
For the correction;
The three biggest ... in Lower Saxony
Rivers: Elbe, Weser,Ems
Lakes: Dümmer, Steinhuder- , Zwischenahmer Meer
Largest municipalities by surface: Neustadt am Rübenberge,Geestland, Walsrode
Most populous cities: Hannover, Braunschweig, Oldenburg
Highest mountains: Wurmberg, Hafelberg, Große Blöße
Edited 11/3/2015 13:01:44