RHS Chelsea Flower Show

WHAT: It’s the world’s premier gardening event and one of the bookends in the social calendar that heralds the arrival of summer. Most years, about 150,000 people turn up, ensuring the grounds of the hospital, where the show is staged, are teeming.
WHEN: May 24-28
DO IT BECAUSE: You don’t have to be obsessed with prize-winning orchids to enjoy a pleasant stroll past the various sweet-smelling stalls. Fingers crossed it doesn’t rain.

» Royal Hospital Chelsea, Royal Hospital Rd, W3 4SR
Tube: Sloane Square
From £15