For Alan Titchmarsh, it's the Surrey Hills, whose flora and fauna makes it "a unique and valuable natural resource well worth treasuring." For me, it's the escape offered by the South Downs in one of the most crowded parts of the country, recognised by the creation of the country's newest national park in the area last year.
But what do you love about England's national parks and AONBs? That's the question being posed by a new campaign launched today by the government's Our Land project.
Share your favourites below, and if you have photographs and video, you can add them to Our Land's Facebook page.