Zense - Oase The Netherlands > Alkmaar > Alkmaar Oldschool Zense - Oase City Alkmaar, Country The Netherlands Year 1987 Writer Zense - Oase Category Alkmaar Oldschool Tags Alkmaar Oldschool Graffiti - Holland Oldschool Graffiti - Oase - Zense Location unknown. Photo's by Batl and Zion.