Mount Bromo (Gunung Bromo), an active volcano, erupting at sunrise throwing up ash clouds, East Java, Indonesia, Southeast Asia, Asia

Sunrise over the smoking Gunung Bromo volcano, Bromo-Tengger-Semeru National Park, Java, Indonesia, Southeast Asia, Asia

Active Gunung Bromo volcano at night, Bromo-Tengger-Semeru National Park, Java, Indonesia, Southeast Asia, Asia

Active Gunung Bromo volcano at night, Bromo-Tengger-Semeru National Park, Java, Indonesia, Southeast Asia, Asia

Sunrise over the smoking Gunung Bromo volcano, Bromo-Tengger-Semeru National Park, Java, Indonesia, Southeast Asia, Asia

Sunrise from Gunung Penanjakan, volcanoes and clouds, Bromo Tengger Semeru (Bromo-Tengger-Semeru) National Park, Java, Indonesia, Southeast Asia, Asia

Tourist walking along rim of Gunung Bromo, Bromo-Tengger-Semeru National Park, Java, Indonesia, Southeast Asia, Asia

Rim of Gunung Bromo, Bromo-Tengger-Semeru National Park, island of Java, Indonesia, Southeast Asia, Asia

Dawn view of Mount Bromo (near left) and Gunung Semeru (centre background) in Bromo Tengger Semeru National Park, Indonesia.

Mount Bromo (venting steam, left) and Gunung Semeru (centre background) in Bromo Tengger Semeru National Park, Java, Indonesia.

Mount Bromo (venting steam far left) and Gunung Semeru (background) in Bromo Tengger Semeru National Park, Java, Indonesia.

Gunung Semeru, an active stratovolcano in Bromo Tengger Semeru National Park, Java, Indonesia.

Young man in front of volcanic landscape, view in Tengger Caldera, smoking volcano Gunung Bromo, in front Mt. Batok, behind Mt. Kursi, Mt. Gunung Semeru, National Park Bromo-Tengger-Semeru, Java, Indonesia, Asia

Young man with raised arms in front of volcanic landscape, view in Tengger Caldera, smoking volcano Gunung Bromo, in front Mt. Batok, in the back Mt. Kursi, Mt. Gunung Semeru, National Park Bromo-Tengger-Semeru, Java, Indonesia, Asia

Active Gunung Bromo volcano at night, Bromo-Tengger-Semeru National Park, Java, Indonesia, Asia

Volcanic landscape at sunrise with starry sky, smoking volcano Gunung Bromo, with Mt. Batok, Mt. Kursi, Mt. Gunung Semeru, National Park Bromo-Tengger-Semeru, Java, Indonesia, Asia

Volcanic landscape at sunrise, smoking volcano Gunung Bromo, with Mt. Batok, Mt. Kursi, Mt. Gunung Semeru, Bromo-Tengger-Semeru National Park, Java, Indonesia, Asia

Volcanic pipes with smoking volcano Gunung Bromo, Mt. Batok, Mt. Kursi, Mt. Gunung Semeru, National Park Bromo-Tengger-Semeru, Java, Indonesia, Asia

Sunrise, smoking volcano, Gunung Bromo, Mount Batok, Mount Kursi, Mount Semeru, Bromo Tengger Semeru National Park, Java, Indonesia, Asia

Sunset, smoking volcano Gunung Bromo, Mount Batok in front, Mount Kursi at back, Mount Gunung Semeru, Bromo Tengger Semeru National Park, Java, Indonesia, Asia

Sunrise, smoking volcano, Gunung Bromo, Mount Batok, Mount Kursi, Mount Semeru, Bromo Tengger Semeru National Park, Java, Indonesia, Asia