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.

Red Bull's Max Verstappen celebrates with champagne on the podium after winning the Monaco Grand Prix in Monte Carlo on May 28, 2023. (Photo by Stephane Mahe/Reuters)

A man rides his motorcycle as the sun sets in Basra, Iraq, Monday, May 9, 2022. (Photo by Nabil al-Jurani/AP Photo)

American singer Dove Cameron in the last decade of May 2023 takes a moody selfie to talk about her “healing”. (Photo by dovecameron/Instagram)

American model and television personality Amelia Gray Hamlin at a Met Gala 2024 afterparty on May 6, 2024. (Photo by Splash News and Pictures)

Icelandic horses play on a meadow in Wehrheim near Frankfurt, Germany, as the sun rises on Tuesday, May 28, 2024. (Photo by Michael Probst/AP Photo)

Nikki Reed is seen shopping at American Rag in Los Angeles, CA., on May 14, 2014. (Photo by Bauergriffin.com)

Costume actors to wait before the show at “Chian Tourism Day” Inauguration Ceremony in Ninghai Zhejiang Province on May 19, 2011 in Ninghai, China. Various activities in local famous historic sites are being held to mark the day “China Tourism Day” on May 19. (Photo by Lintao Zhang/Getty Images)