Kawah Ijen is the world's largest highly acidic lake and is the site of a labor-intensive sulfur mining operation in which sulfur-laden baskets are hand-carried from the crater floor.Many other post-caldera cones and craters are located within the caldera or along its rim. The largest concentration of post-caldera cones forms an E-W-trending zone across the southern side of the caldera. Coffee plantations cover much of the Ijen caldera floor, and tourists are drawn to its waterfalls, hot springs, and dramatic volcanic scenery.
Trowulan : The capital city of the 13th to 15th century Majapahit Kingdom, with its capital in East Java, flourished at the end of what is known as Indonesia's 'classical age'. This was a period in which the religions of Hinduism and Buddhism were predominant cultural influences. Beginning with the first appearance of Hinduized kingdoms in the archipelago in the 5th century A.D., this classical age was to last for more than a millennium, until the final collapse of Majapahit in the early 16th century and the establishing of Java's first Islamic sultanate at Demak.
A Tropical Paradise in The World. Find more than 1000 pictures of Indonesia tourism objects on here. East Java has a variety of attractions which make your vacation will be complete impression: from temple sites to scenic beaches, a sand-sea , highland-lakes, volcanoes and mountain, marine gardens , wildlife reserves, traditional cultures, bull racing, golf resort, botanical garden, submarine monument, five star hotels. East Java just 30 minutes flight from Bali island.
Bromo Tengger Semeru National Park is one of conservation areas. This is proved with increasing of people to visit the park with various interests like for recreation, camping climbing, education and research.