The story of the design and creation of the largest portable membrane structure ever built

This website is dedicated to the remarkable structure called the Valhalla. It is one of the most efficient portable structures ever built. It weighs 180 tonnes but weighs less than the air inside it. It has housed many multi million dollar events around the world. This website is provided as a free resource to students and followers of portable structure technology and can be freely copied provided that this site is mentioned and a link provided. Otherwise copyright© Rudi Enos 2025