This occasion is especially unique since the Irazú Volcano National Park normally functions from 8:00 a.m. to 4:00 p.m., representing one of the rare times that guests can experience the park at night ...

An eruption could start at very short notice, even less than 30 minutes, and experts warn it's 'not very wise' to spend the night nearby ... at another of Iceland's volcanoes, Eyjafjallajokull ...