Sink Drawer Surround Plumbing. The sink drawer is adjustable to fit around the plumbing and disposal below. It's a great spot for all the sponges, dish soap, trash bags and cleaning supplies that usually get lost in the dark corners. http://hative.com/creative-under-sink-storage-ideas/
This is a very nice set of beds (I hesitate to call them bunk beds!) that would work well in a loft situation. The narrow steep steps to the upper bed could also access the entire loft space with little loss of floor space.