2004 Tsunami: Aftermath of disaster in Sri Lanka
On 26 December 2004, a 9.1-magnitude earthquake off the coast of Banda Aceh, Indonesia, triggered a deadly tsunami that killed more than 230,000 people and rendered millions homeless.
Many more found their lives were transformed forever by the natural disaster. `
Louis Cryer, from the UK, was 18 and visiting Sri Lanka with his mother Zoe and brother Felix when the giant waves struck.
He shared some of the footage he shot in the wake of the tsunami with BBC News.