After charting the coastline, European surveying and exploration of the interior were a fundamental part of the settlement process, defining the boundaries of ownership, and identifying resources, useable land and access routes.
The romance and sheer challenge of getting to New Zealand have made the Polynesian discovery and European rediscovery of these islands popular topics of study.
Spanish and the Portuguese had an active presence in the Pacific from the early 16th century, but there is no firm evidence of Europeans reaching New Zealand before Abel Tasman in 1642.