Go Behind the Walls of Buckingham Palace — and Get 3 Royal Gardening Secrets!

Nestled in the bustling heart of London, peace, privacy and the occasional party blossom at Buckingham Palace within the 39-acre oasis that offers the perfect summertime setting for Queen Elizabeth to entertain. Head gardener Mark Lane tells PEOPLE in the summer issue of PEOPLE Royals, "It's a special place, with a striking balance of the cultivated and wild."