More ideas from JAN
How about a fold down work table in the garage to keep space free when needed?  Although, let's be honest, how often would a work table be clear enough to actually fold down?

Clever Ideas for a Super Organized Garage - This folding workbench from Bench Solutions is a great way to add a workspace to a garage without a lot of extra space.

DIY Penny Floor- that's just cool .   Not sure where we'd actually put this

Penny Floor - don't know if I would have the patience for a whole floor. but a coffee or patio table would be nice! Also an easier way to do it is to put out the pennies then flatten then by, I don't know, maybe a broom or some thing.

Tree Trunk - Table Lamps, Wood Lamp - iD Lights | iD Lights

Tree Trunk Recycled in Coffee Table Floor Lamps Wood Lamps -combination of a coffee table with a floor lamp. This lamp & table is made from a hollowed tree trunk in which we installed a light, with a glass plate placed on it.

Saw-w-oil drum cupboard

Use smaller gear oil drums as speaker boxes. Elevate to the height of the 55 gal drum and face speakers down.