Finally, Typepad lets you post multiple photos at once (more easily), so let's give it a whirl.
This being the Rheinland, there are a lot of former quarries and gravel pits around, many of which are turned into artificial lakes. Lake Unterbach (g) is in the western part of town, just a 20 minute bike ride from where I live. Perfect for a leisurely bike ride. The hazelnuts, willows, and hackberries (Traubenkirsche) are in bloom. At least I think that's what the brilliant white trees on the island are, but feel free to correct me if I'm wrong.