
Leo Hoorn
Crew
Known For

From the mighty Amazon’s icy source to its plume reaching as far as the Caribbean, National Geographic Explorer teams conduct groundbreaking research to take the pulse of one of the planet’s integral and endlessly magical resources. From the health of river turtles and pink dolphins to the migration of Andean bears, extreme urgency is met by equally hopeful solutions.
Expedition Amazon

The film highlights a way to address some of the most pressing environmental and health crises facing the island of Kauai - and of island Earth.
Aina: That Which Feeds Us

The Great Siberian Traverse documents a 6,000-mile ski journey through Russia, along the Trans-Siberian Railway. The documentary - created in collaboration with POWDER and Sherpas Cinema - showcases a fringe backcountry skiing community, deep Siberian powder, and skiing’s ancient origins. Team skiers Ingrid Backstrom, Callum Pettit, and Nick Martini share their insights along the adventure.
The Great Siberian Traverse

Hailing from the remote village of Alert Bay, British Columbia snowboarder Spencer O’Brien dedicated her life to becoming a world champion. But, being driven to win came at a cost. Snowboarding at the elite level was taking Spencer further from her Indigenous heritage than she realized. Precious Leader Woman tells Spencer’s story from childhood to the world stage, to coming full circle to embrace her identity as she pushes forward bringing her heart and soul to her next challenge, the backcountry.
Precious Leader Woman

In the frozen heights of Canada’s tallest peak, an international team of scientists launches a daring expedition to unearth thousands of years of climate data in one record-breaking ice core. Glaciologist and National Geographic Explorer Alison Criscitiello is the brain and brawn behind this ambitious quest. As she leads her team on a 10-day climb up the mountain, through whiteout conditions and precarious icefalls, Ali and her team defeat the odds and reach Mt. Logan’s summit plateau where they camp for 16 days, while drilling in frigid conditions.
For Winter

After a two-year attempt, renowned ski mountaineers Jim Morrison and Christina “Lusti” Lustenberger, joined by Nick McNutt and Chantel Astorga, attempt the first-ever ski descent of Pakistan’s formidable Great Trango Tower. What begins as a test of skill evolves into a profound emotional journey. They navigate risk, grapple with grief and face physical danger as they push the limits of human experience. At 6,000 meters, constant exposure and unexpected avalanches test their resolve, but it’s the unspoken trust and support within their expedition team that allows them to face the unimaginable together. Trango transports us to otherworldly places and reminds us that the best way to honor those we have loved and lost is to find the courage to truly live.
Trango

Between Days follows the Arc'teryx snow team in the Japanese Alps during a season-defining storm cycle. Nine riders from four countries, united by a shared language of storm riding. What happens when nine snowboarders from four countries arrive in Japan’s Alps in the middle of a season defining storm cycle? The universal language of “dig yourself out, ride until your legs give in, then do it all again” dissolves all barriers — forging a quiet bond through the raw experience of storm riding. Guided by snowboarding legend Tadashi Fuse, the crew dives into hip-deep powder turns and Japanese philosophical reflections found in the highs and lows of the mountains. This is a snowboard film like no other — familiar yet entirely new. With a stellar athlete line-up, shot in stunning black-and-white on 16mm, featuring Sherpas Cinema–certified cameramen, and produced by Robyn van Gyn and legend Shin Campus, it’s blessed with some of the most unreal powder imaginable.