After a massive earthquake triggered the deadliest tsunami in recorded history, multiple waves hit the coast of Sri Lanka. Both tourists and locals scramble for safety, as the extent of the wave and its destruction become apparent. Discover the power of the human spirit through stories of hope, hardship, and heroism from the 2004 Indian Ocean tsunami. Parts one and two of Tsunami: Race Against Time premiere tonight at 9pm on National Geographic UK. | National Geographic UK

In 2004, a large earthquake in the Indian Ocean triggered the largest tsunami in recorded history. One of the countries hit by the tsunami was Sri Lanka, where the wave caused one of the worst train disasters in human history when it hit the Queen of the Sea passenger line, which was carrying 1,500 passengers along Sri Lanka's west coast. Watch Destruction Decoded on Wednesdays at 8pm on National Geographic UK. | National Geographic UK

World Bicycle Relief was founded in response to the Indian Ocean tsunami, distributing more than 24,000 bicycles to displaced survivors in Sri Lanka to enable them to access education, healthcare and livelihoods. Twenty years on, it has expanded that mission in 21 countries, providing bicycles, bike parts and mechanical training to people that would otherwise be unable to go to school, find medical treatment or operate businesses. The Times and The Sunday Times are proud to launch the 2025 Chris