Ijen crater
Ijen Crater is an acidic crater lake at the top of Mount Ijen with a height of 2,443 meters above sea level with a lake depth of 200 meters and a crater area reaching 5,466 hectares. Every day Ijen Crater is never empty of visitors.
On a typical day visitors Ijenrata Crater-average only hundreds of people, but on the weekend or holiday can reach more 2 thousand people, even at certain moments like the night of the turn of the year, visitors can reach 4 thousand more.