Botanical gardens are wondrous in the spring. Our current obsession? Private gardens on historical estates, hotel rooftops, picturesque vineyards, and more. Pictured above is the Ann Norton Sculpture Gardens in West Palm Beach, FL, which combines private home, artist workshop, sculpture, and botanical garden into one super-creative destination. Whether you're a fan of horticulture and landscape architecture or you just want to revel in the mastery of a garden in bloom, this and 17 more colorful destinations beckon. See the full slideshow here!

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