Earthquake
"Earthquake You might think that an earthquake is the one hazard you wouldn,t face at sea - but you'd be wrong. Severe quakes can cause tidal waves or shift the seabed so dramatically that you can be afloat one minute and aground the next. The Hydrographic Department of the Ministry of Defence has records of the damage caused by an earthquake off the coast of Portugal in 1969. The crew on one ship 100 miles away felt violent vibrations for about a minute. Another vessel the same distance away experienced a severe vertical shock. Meanwhile a motor tanker just 15 miles from the epicentre was lifted upwards and slammed down with such heavy vibrations that she was subsequently condemned as a total loss. ----- CentreTravel https://centretravel.blogspot.com " "terremot Għandek mnejn taħseb li terremot hija l-periklu waħda inti wouldn, t wiċċ fuq il-baħar - iżda youd tkun ħażin. quakes severi jista 'jikkawża mewġ tal-marea jew bidla qiegħ...