
Semeru is Java’s highest peak and has been active for decades – a
cloud of black volcanic ash and sand is frequently released from near
the summit – sometimes once an hour, sometimes as often as every ten
minutes. There have been numerous fatalities, but it is a popular and
safe hike if you treat the mountain with respect and as Java’s highest
peak, it is one of the finest hikes in Indonesia.
The trail starts at the village of Ranu Pani...