ijen crater tour from bali

Ijen Crater Trekking: A Natural Wonder in East Java

Ijen Crater is a natural wonder located in East Java, Indonesia. It is home to the iconic Mount Ijen Crater Lake and its mesmerizing “Blue Fire” phenomenon. The crater is a popular tourist destination for adventurers and nature lovers alike.

Ijen Crater: Indonesia's Hidden Gem and Geological Marvel

The Hike

The hike to the Ijen Crater is a challenging but rewarding experience. The trail is steep and winding, and it takes about two hours to reach the rim of the crater. The hike is best done at night, so that you can witness the blue fire.

The Blue fire is a natural phenomenon caused by the combustion of sulfuric gases. The gases rise from the crater lake and ignite in the air, creating a stunning blue glow. The best time to see the blue fire is from midnight to 2 am. when the sky is dark and the contrast is strongest.

The hike to the Ijen Crater is a great way to get a workout and experience the beauty of nature. The trail is well-maintained, but it is important to be in good physical condition. The hike is also a great way to learn about the geology and ecology of the region.

The Crater Lake

Once you reach the rim of the crater, you will be rewarded with stunning views of the turquoise-colored crater lake. The lake is surrounded by towering cliffs and fumaroles, which are vents that emit hot gases and steam.

The crater lake is home to a variety of plants and animals, including sulfur-tolerant bacteria, algae, and fish. The lake is also a popular destination for sulfur miners, who collect sulfur from the lake’s shores.

The crater lake is a truly unique and awe-inspiring sight. The turquoise color of the water is a result of the sulfuric gases that are emitted from the lake. The fumaroles add to the dramatic landscape, creating a otherworldly atmosphere.

Things to Bring

If you are planning to hike to the Ijen Crater, be sure to bring the following items:

  • Comfortable hiking shoes or boots
  • A headlamp or flashlight
  • Water and snacks
  • Sunscreen
  • A hat
  • Insect repellent

It is also important to dress in layers, as the temperature can vary greatly at the crater. It can be hot at the bottom of the crater, but it can also be cold at the top.

How to Get There

The nearest airport to Ijen Crater is Banyuwangi International Airport (BWX). From the airport, you can take a taxi or bus to Paltuding, the starting point for the hike. The drive takes about two hours.

There are also several tour operators that offer guided hikes to the Ijen Crater. This is a great option if you are not comfortable hiking on your own.


  • Start the hike early in the morning, so that you can beat the crowds and see the blue fire.
  • Be prepared for the hike to be challenging. The trail is steep and there is little shade.
  • Bring plenty of water and snacks. The hike takes about four hours round-trip.
  • Be respectful of the environment. Do not litter or disturb the wildlife.

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