the picture above is a Ferry at Kayangan Seaport , East of Lombok island, it would take about two hours with the destination to Poto Tano Seaport at the island of Sumbawa. at the background is Mount...
If you desire your journey to Indonesia
to go beyond Bali,
then taking a boat trip/cruise
may be a good option to consider.
With such an extensive archipelago
which consist over 13,000 islands,