In the Burj Khalifa the sun sets at different times on different floors.

2010

Residents above the 80th floor break the Ramadan fast two minutes later than at ground level, and above the 150th, three minutes later.

◍ Show on the globe

The event

• Burj Khalifa opens2010 · Dubai, UAE. On 4 January 2010 Dubai opened an 828-metre skyscraper, the tallest structure in the world. Construction took six years; amid a debt crisis Abu Dhabi bailed the emirate out, and the tower, planned as Burj Dubai, was named after UAE President Khalifa bin Zayed. It became the symbol of a fishing town's transformation into a global metropolis.

21st century

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