Dune, Pois, Ero! The Netherlands > Leiden > Leiden Oldschool Dune, Pois, Ero! City Leiden , Country The Netherlands Year 1988 Writer Dune Poison Eroe Category Leiden Oldschool Tags Poison Dune Eroe Holland Oldschool Graffiti Leiden Oldschool Graffiti Trackside Graffiti Leiden