Instead of a headboard, place bookshelves to frame the bed. Add lights for late night reading. This would be great for a guest bedroom. Leave the shelves at the end of the bed empty for the guests to unpack their clothes. or kids room
Interesting idea for kitchen and dining room. Island with a bench seat attached for the table. Might have to do something similar in my new place to save room for chairs. Under the bench seat could be storage for rarely used items.
18 Easy & Small Remodeling DIY Projects for Big Changes in Your Home