For anyone interested in volcanoes, visiting Bromo Tengger Semeru National Park is a must. It is the largest volcanic region in the province of East Java, Indonesia. Visit this park and see the clumps of Mount Semeru, an active and volcano on the java island. The temperature at the top of Mount Bromo ranges from about 5-18 Celsius. To the south of the park is a rolling plateau divided by valleys and some beautiful small lakes, extending all the way to Mount Semeru. the sunrise moment in Mt.Bromo is the main attraction, however exploring it during day time is unbeatable.