The opening door casts a wedge of yellow hall light against the wall. (bookbrowse.com)
Add battery powered gallery lighting above your art and gallery walls so you can highlight your beautiful pictures for parties by turning the gallery lighting on and dimming the overhead hall lights. (blowingawayoutwest.com)
This can range from LED lights coming off baby monitors, sunlight coming through curtains, or hall light coming under the door (sixtysecondparent.com)