Indonesia is home to smoking volcanoes and tranquil beaches alike

Surakarta, Indonesia - The show starts at 5:30 a.m., but it is still night on Penanggungan, a 2,700-metre mountain on the Indonesian island of Java that serves as an auditorium for a daily performance.

Spectators gather on a platform staring in awe at the stage consisting of three volcanoes called Bromo, Batok and Mahameru.

 To the audience's left is an enormous floodlight - the sun - which is not yet alight and although Java is a tropical island, the night- time temperatures can fall to a cool 8 degrees Celsius. Luckily, onlookers can rent warm jackets from....