The Taal volcano spews ash in a series of eruptions in the Philippines. | NBC News

The Taal Volcano in Batangas erupted three times in a single day, sending ash and gas thousands of meters into the sky and prompting authorities to raise the alert level to 1. The Philippine Institute of Volcanology and Seismology has closed all access to the volcano’s island and is closely monitoring the situation due to the risk of more eruptions and toxic gas. A rare rainbow appeared above the crater during the eruptions, creating a stunning natural scene even as authorities urge residents to