Child friendly Hotel. The azuLine Hotel Mar Amantis complex, made up of two separate buildings, is situated in San Antonio bay in Ibiza. One of the buildings is on the seafront and the other barely 100 m away, with a garden area and swimming pools. Both buildings provide all the services and comforts you need to enjoy a truly unforgettable holiday by the beach. There is a shopping centre nearby with a wide range of shops, bars and restaurants.