instead of functional zoning separated by levels, similar programs are grouped into clusters for maximum efficiency and also to create a unique circulation path that encompasses both inside and outside of facilities. Voids and outdoor areas located throughout the clusters promote curiosity and diversity in spatial experiences while providing resting areas - See more at: http://www.worldarchitecturenews.com/project/2013/22646/samoo-architects-engineers/seoul-recycle-plaza-in-seoul.html#sthash.UoWMDlsN.dpuf