Textured glass can really make a project pop, but it can be difficult to spec without knowing the name of the precise effect you're looking for. The images below should give you a rough sense of what's out there.
We've found it most helpful to look at samples shot with consistent backgrounds, so you can contrast the different distorting effects. Here are some different types provided by Rockler, starting with two basics:
Each architectural glass supplier may have their own specialty textures—and at the end of the day, you'd probably have to visit them in person to see their samples—but hopefully what you see here will inspire you to get started.