Terror arrived at a Tunisian beach resort on Friday when at least 37 people were killed in a mass shooting by suspected Islamist militants.

Dozens more were wounded when at least one attacker struck at a packed beach and five star hotel at the popular Sousse resort.

Officials said the dead included British, German, Belgian and Irish tourists as well as Tunisians.

Sousse is one of Tunisia’s most visited beach destinations, drawing around 1.2 million tourists every year.

Authorities said the attacker posed as a beach-goer, wearing shorts and hiding his Kalashnikov under an umbrella. He was later shot dead by security forces.

There were unconfirmed reports of a second gunman.

Witnesses told how their peaceful holiday suddenly turned into carnage. Some described how terrified sunbathers started running from the beach after hearing the sudden sound of gunfire.

One Tunisian eyewitness described the pandemonium: “I heard the sound of shooting coming from the beach , then I saw