Melbourne Attraction Pass: Melbourne Aquarium and Eureka Skydeck 88. Save time and money with the Melbourne Attraction Pass! Visit two of Melbourne's premier attractions -- the Melbourne Aquarium and Eureka Skydeck 88. The pass allows single entry to each attraction and is valid for six months from the date of collection. Book and Save 10% Off Melbourne Attraction Pass: Melbourne Aquarium and Eureka Skydeck 88.