“…Unlike igloos, no blocks were used but a thin-walled structure was created by spraying water on an inflatable formwork with a network of fibreglass yarn [3]. Since then, ice domes and similarly shaped structures have been made in the cryogenic environments around the globe, as a part of winter festivals and experimental projects, like pykrete dome [9], and Sagrada Familia [10], in Juuka, Finland, Candela pavilion in Ghent, Belgium [11], Flamenco Ice Tower, ice pavilion THRICE [12], and Koi-fish ice shell in Harbin, China [13], all made of ice reinforced with some type of cellulose fibres. In 2019 first restaurant made of paper-reinforced ice was built in Harbin, China [14].…”