Like every engineering project of this scale, the Elizabeth Line called for a robust infrastructure network. It started with those tunnel-boring machines, each of which was named after historical London figures like computer scientist Ada Lovelace and painter Phyllis Pearsall.

no doubt this was done to offset the tremedous carbon footprint of the macines.

ffs.

https://www.fastcompany.com/90755134/inside-the-gargantuan-engineering-feat-of-londons-25-billion-elizabeth-line