Brennero Base Tunnel Tunnel Boring Machine Lilia side view
https://www.bbt-se.com/en/information/news/detail/news/tbm-lilia-starts-work-in-the-brenner-base-tunnel/
HS2 unveils Bromford TBM
courtesy of HS2 media release https://mediacentre.hs2.org.uk/news/hs2-unveils-huge-tunnel-boring-machine-ready-to-dig-hs2s-bromford-tunnel-in-the-west-midlands