Do you have a large wall that needs artwork? Consider using a grouping of like objects to create an impactful wall installation. It can be an ordinary object, such as a collection of empty frames or something unique like these wall diver sculptures from Global View.
Here are some other great examples.
Art does not have to be expensive. Look around your house for items that can make a statement when paired with many. Perhaps you have a collection already started. Try displaying it in an artistic arrangement. Get creative!