Take a trip to Java and explore ancient, medieval and modern human history. Java housed powerful Hindu kingdoms and the colonial Dutch East Indies . While in Java, don't miss Mount Semeru, the highest volcano in Java and Mount Merapi , the most active volcano in Java and Indonesia . In fact Java has almost thirty-eight mountains which were once volcanoes. Within the famous Buddhist Borobudur and Hindu Prambanan temples, you can see evidence of Java's past kingdoms. Take a tour around the island, and you will notice the similarities between the Javanese and Indian cultures. Classic arts of Java include gamelan music and wayang puppet shows. For the bookworms, go through the literary works of famous Javanese authors in English; also get translations of the famous epics – The Mahabharata and The Ramayana. A trip to Java is incomplete without a trip to the island's longest river Bengawan Solo River .