Bang on the money? Insiders reveal what TV gets right and wrong about the super-rich

Champagne, private jets, holiday fortresses … how do TV’s mega-wealthy stack up to reality? Our panel of experts size up shows from Billions to The Night Manager

Top 10 secret gardens in the UK

All eyes may be on Chelsea for the flower show next week, but for a more peaceful day out, check out our selection of lesser-known oases around the UK

Look young for your age? It’s your genes or wealth

Women are being exploited by the idea that a cure for everything is on the horizon

Ports of call: a wine tour of the Douro

Portugal’s Douro region is famous for its port, but also produces fine, good-value reds and top nosh. Perfect, then, for thirsty foodies like our writer

Jeff Koons: Now review – Damien Hirst’s joyless paean to Donald Trump of art

From sexed-up Hoovers to kitsch kids’ toys, Hirst’s celebration of his biggest artistic influence is empty of emotion, revealing the shallowness of his own art

Fifteen years in the world of food

Observer Food Monthly, our award-winning magazine, is celebrating its 15th anniversary. We look back on the people, issues and moments that defined an era in which food became central to British culture