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A monsoon lightning storm strikes over the Mandalay Bay Resorts and Casino in Las Vegas, Nevada. Monsoon storms are forecast for the rest of the week in Nevada and neighbouring Arizona.
A streak of lightning is seen above the skyline of Nanning during a thunderstorm in Guangxi Zhuang, China
Lightning streaks across the sky of Montevideo, over the Legislative Palace, seat of the government in Uruguay, during a thunderstorm
Lightning is seen above buildings during a storm in central Shanghai on Wednesday evening
Lightning strikes in central London behind the London Eye, which is coloured red, white and blue to mark the birth of a baby boy to the Duke and Duchess of Cambridge at St Mary’s Hospital on Monday