Two of my interests that I never thought I'd see together in a Venn diagram are fungi and kayaks. And yet!
https://www.theguardian.com/us-news/2025/sep/07/mushroom-kayak-plastic-alternative
"But upon a closer look, Shoemaker’s kayak was no ordinary kayak. Brown-ish yellow and bumpy in texture, it had been made – or rather, grown – entirely from mushrooms."