August 11, 2014 5:29 PM EDT
T he Tenggerese people, an isolated community on the island of Java that primarily identifies as Hindu, is celebrating the festival of Yadnya Kasada this month.
The festival honors the 15th century princess Roro Anteng and her husband Joko Seger, said to be the founders of the community. According to legend, the couple asked the Gods for children and were granted 24 children on the condition that the 25th be thrown into the volcano–Mount Bromo–as a sacrifice.
Tenggerese worshippers give a chicken as offering to Tenggerese shaman as they pray at Widodaren cave during the Tenggerese Hindu Yadnya Kasada festival on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images General view of the Bromo Tengger Semeru National Park, the location of the Tenggerese villages where the Tenggerese Hindu Yadnya Kasada Festival is held on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images A Tenggerese shaman praying for an worshipper as they collect holy water at Widodaren cave during the Tenggerese Hindu Yadnya Kasada festival on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images General view of the Bromo Tengger Semeru National Park, with Mount Bromo, the location of the Tenggerese villages where the Tenggerese Hindu Yadnya Kasada Festival is held on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images Tenggerese worshippers is seen inside the Widodaren cave as they collect holy water and pray during the Tenggerese Hindu Yadnya Kasada festival on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images General view of the Bromo Tengger Semeru National Park, the location of the Tenggerese villages where the Tenggerese Hindu Yadnya Kasada Festival is held on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images A Tenggerese worshipper carries his son as he walk climb the mountain for collect holy water during the Tenggerese Hindu Yadnya Kasada festival on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images General view of the Bromo Tengger Semeru National Park, the location of the Tenggerese villages where the Tenggerese Hindu Yadnya Kasada Festival is held on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images A Tenggerese worshipper woman collects holy water at Widodaren cave during the Tenggerese Hindu Yadnya Kasada festival on August 11, 2014 in Probolinggo, Java, Indonesia. Ulet Ifansasti—Getty Images Tenggerese shamans praying for worshippers as they collect holy water at Widodaren cave during the Tenggerese Hindu Yadnya Kasada festival on August 11, 2014 in Probolinggo, Java, Indonesia. The festival is the main festival of the Tenggerese people and lasts about a month. Ulet Ifansasti—Getty Images More Must-Reads from TIME Donald Trump Is TIME's 2024 Person of the Year Why We Chose Trump as Person of the Year Is Intermittent Fasting Good or Bad for You? The 100 Must-Read Books of 2024 The 20 Best Christmas TV Episodes Column: If Optimism Feels Ridiculous Now, Try Hope The Future of Climate Action Is Trade Policy Merle Bombardieri Is Helping People Make the Baby Decision