(REUTERS) - Britain's Queen Elizabeth attended the launch of the annual Chelsea Flower Show in London on Monday, where the finest horticulturists from all over the world exhibit their meticulously designed gardens.

The Queen and her husband, the Duke of Edinburgh, were joined at the lavish flower show by Prince Harry.

She was shown around various gardens by officials.

The Royal Horticultural Society (RHS) Chelsea Flower Show takes place at the Royal Hospital in Chelsea and runs from May 19 to 23, 2015.