Brennero Base TunnelTunnelBoring 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
Auckland's Central Interceptor link sewer map.
New Zealand.
source: https://www.watercare.co.nz/About-us/News-media/Tunnel-Boring-Machine-breaks-through-for-final-tim