A MASSIVE earthquake measuring 5.2 on the richter scale has shaken holidaymakers in Portugal this morning. The seismic tremor happened off the coast of Portugal – 157 km northwest of Leiria which is around two hours drive south of Porto. Tourists posted their astonishment on social media with one claiming that their “whole hotel shook” during the huge quake. Another holidaymaker in Porto, which has a population of over 200,000, claimed the earthquake woke her up. One tweeted: “Was that an earthquake in Porto? Whole hotel shook!” Another wrote: “In Porto the earthquake wake me up.” More to follow… For the latest news on this story keep checking back at Sun Online. Thesun.co.uk is your go to destination for the best celebrity news, football news, real-life stories, jaw-dropping pictures and must-see video. Download our fantastic, new and improved free App for the best ever Sun Online experience. For iPhone click here, for Android click here. Like us on Facebook at www.facebook.com/thesun and follow us from our main Twitter account at @TheSun.