I love the study of Ancient Roman architecture, art, history and the incredible society they built. The Romans used a sauce from dead fish guts to season their food. It is akin to today's Worcester sauce. Who knew?
Diagrams shows a room that using light shelves to create a bright area, as well as allows natural sun light to fall on the other side of the room. The diagrams also show light shelves being used to direct passive light inside the room.