Park was among the team of creative directors who developed Te Papa, the national museum of New Zealand in Wellington.
[10] He was a member of the organising committee for the international exhibition Te Maori, which toured the United States and New Zealand from 1984 to 1987.
[12] He left Auckland War Memorial Museum in December 1993, becoming a concept leader for Te Papa in Wellington from 1993 until 1998.
[3] In October 1999, Park moved to Kerikeri, where he became the Northland area manager for the New Zealand Historic Places Trust.
[16] In 2016, Park wrote the content for Path to Nationhood, an app created by Heritage New Zealand that offers audio tours of different historic areas around Northland.