What are some features that were or are associated with the emptying of lakes formed during glacial times?

Some of the features that are associated with the emptying of lakes formed during glacial time include the following:

The Bonneville salt flats of Utah, the channelled scabland, the enormous potholes carved into bedrocks and enourmous ripples hundred of feet high. All these are product of flowing ice and melted water. They are usually found in glaciated areas.