Abu Dhabi is everything Dubai promises to be and occasionally is — a Gulf capital of genuine cultural ambition, anchored by two of the finest buildings of the 21st century. The Sheikh Zayed Grand Mosque, completed in 2007, is one of the most beautiful mosques in the world: 82 domes, 1,000 columns, 17,000 square metres of hand-knotted carpet, and a reflective pool that doubles the entire composition in still water. Directly across the island, the Louvre Abu Dhabi sits under Jean Nouvel's extraordinary latticed dome — a permanent collection of 600 works tracing the shared story of human civilisation from prehistory to the present, assembled with a seriousness that outpaces most European museums.
From London and several UK regional airports it's around seven hours — direct Etihad flights from Heathrow, Manchester and Edinburgh. Abu Dhabi International Airport connects to the city by taxi (40 minutes, AED 70) or bus. Go between November and March: temperatures are perfect (25–28°C), humidity is low and the outdoor life is magnificent. The Formula 1 Abu Dhabi Grand Prix at Yas Marina Circuit runs in late November; book accommodation a year ahead if visiting for that. April and October are transitional; May to September are very hot and the outdoor experience is limited.