Pauno Pohjolainen: The work of Hesperia Hospital, 2006. You may not use this photo for commercial purposes. © Photo: Helsinki Art Museum / Hanna Kukorelli The Stream of Life Artist Pauno Pohjolainen HYKS Psykiatriakeskus, Välskärinkatu 12, Helsinki Helsinki City Buildings Office commissioned a work entitled The Stream of Life from artist Pauno Pohjolainen for Hesperia Hospital, building number 32. The work is many stories tall and is positioned on the south-facing, outer wall of the building. The work was produced under the Percent for Art programme, and it belongs to the collection of the City of Helsinki, managed by HAM Helsinki Art Museum. Read more.. At map