The Taman Sari complex was a grand water park built by Sultan Hamengku Buwono I in 1757. Much of its majesty has faded with the years, but visitors can still walk the ruins of the old passageways and buildings." src="/photos-big/ins323_yogyakarta_waterpalace.webp" class="photo-gallery-img figure-img img-fluid rounded">An underground passage from Yogyakarta's Taman Sari (Water Castle / Water Palace). <BR/><BR/>The Taman Sari complex was a grand water park built by Sultan Hamengku Buwono I in 1757. Much of its majesty has faded with the years, but visitors can still walk the ruins of the old passageways and buildings.Related