HSC Stena Explorer
 Stena Explorer is a high-speed ferry owned by Stena Line and operated on their Holyhead–Dún Laoghaire service between Great Britain and Ireland. It is a member of the HSS 1500 class of high-speed ferries introduced and developed by Stena Line from 1996 onwards. The HSS 1500 class vessels are the largest catamarans in the world.