These two idyllic retreats in the Zanzibar archipelago offer the best of luxury amenities (think personal butlers, custom menus, and private plunge pools) guilt-free: Pemba Island's Fundu Lagoon and Unguja Island's Matemwe Retreat are fully committed to supporting and uplifting their local communities. Writer Kelly Phillips Badal and photographer Tanveer Badal headed to both sunny spots to discover a feel-good slice of paradise.