Fig. 2

Tsunami signage related to hazard zone, evacuation route and safe area (UNESCO standardised design). a Sign on Stromboli Island designating the area as a Tsunami Hazard zone, but also indicating other important elements, including the expected behavioural response (i.e., to leave the coastal area immediately) “in case of” several sources of early alert (i.e., environmental cues/natural warnings and sirens sounding). b “Escape route” direction arrows. c Signage with arrow indicating the direction to waiting areas