Mates Jimi Hunt and Dan Drupstee dug the 650m slippery slide on a property at Helensville, northwest of Auckland and opened it this weekend as part of a festival to help combat depression.

Team McLaren Mercedes drivers Lewis Hamilton (L) and Jenson Button unveil the new MP-27 Formula 1 car at the McLaren technology centre on February 1, 2012 in Woking, England. (Photo by Mark Thompson/Getty Images)

German model Emma Todt poses as she arrives for the screening of the film “Armageddon Time” during the 75th edition of the Cannes Film Festival in Cannes, southern France, on May 19, 2022. (Photo by Stephane Mahe/Reuters)

The London Cabaret Club on August 26, 2022 getting in the mood for Notting Hill carnival weekend will host to a Brazilian Fantasy Dance Company Festival ,with the colors and music of Carnival. (Photo by Paul Quezada-Neiman/Alamy Live News)

Greece's Apostolos Angelis (L) and Austria's Felix Leitner compete during the men's 20 km individual event of the IBU Biathlon World Championships in Nove Mesto, Czech Republic on February 14, 2024. (Photo by Joe Klamar/AFP Photo)

Hira Naveed reacts to her shot on the eighth green during the first round of the Chevron Championship LPGA golf tournament Thursday, April 18, 2024, at The Club at Carlton Woods, in The Woodlands, Texas. (Photo by Eric Gay/AP Photo)

Nora Mork of Norway celebrates scoring a goal during the women's bronze medal handball match between Norway and Sweden of the Tokyo 2020 Olympic Games at the Yoyogi National Stadium in Tokyo on August 8, 2021. (Photo by Susana Vera/Reuters)

Miss Japan, Juri Watanabe, appears on stage during the national costume presentation of the 70th Miss Universe beauty pageant in Israel's southern Red Sea coastal city of Eilat on December 10, 2021. (Photo by Menahem Kahana/AFP Photo)