Fullerton Arboretum is a 26 acre botanic garden on the campus of California State University. The garden hosts two museums: Heritage House, an 1894 Eastlake Victorian Cottage fully restored with docent guided tours and the Orange County Agricultural & Nikkei Heritage Museum. The arboretum’s living collections include plants from every region of the world displayed in their native topography. Fullerton Arboretum is a Level IV Arboretum, the highest accreditation possibly, one of just 180 Level IV arboreta worldwide.