The South Island of New Zealand's Blenheim has the most people of any town in the Marlborough region. In the city, there are 29,000 people (as of June 2022). The settlement is situated 50 kilometres from the Cook Strait on the banks of the Wairau River. The city of Blenheim is recognized for its pleasant weather, breath-taking scenery, and thriving wine industry. More than 70 wineries, including ones that make Sauvignon Blanc, Pinot Noir, and Riesling, are located in the town. Additionally, Blenheim is a well-liked location for outdoor pursuits like riding, hiking, and fishing. The town is home to a number of parks and reserves, including the Omaka Aviation Heritage Centre and the Witherlea Domain.