In this July 16, 2016 photo, Voodoo pilgrim Dieudone Beauvil, left, and her cousin Jesula Francois, following directly behind, walk from Mirebalais to Saut d' Eau, Haiti, to bathe in a waterfall believed to have purifying powers. After bathing in the waterfall they will throw away the garments they were wearing and put on new ones for good luck. (Photo by Dieu Nalio Chery/AP Photo)





In this July 24, 2016 photo, pilgrims wade in a sacred mud pool as they attend a Voodoo ceremony in Plaine-du-Nord, Haiti. The village in northern Haiti is transformed over two days each July into the spiritual center of the Voodoo religion. Pilgrims bring flowers, rum, candles, meat, and throw them into the mud as offerings. (Photo by Dieu Nalio Chery/AP Photo)





In this July 24, 2016 photo, a pilgrim takes a bath in a sacred mud pool during the annual Voodoo celebration in Plaine-du-Nord, Haiti, Saturday, July 23, 2016. Pilgrims come to bathe in the mud and make offerings expecting a miracle. (Photo by Dieu Nalio Chery/AP Photo)





In this July 16, 2016 photo, a Voodoo pilgrim holds a bowl that has her name written on it, as she bathes in a waterfall believed to have purifying powers during the annual celebration in Saut d' Eau, Haiti. Pilgrims ask favors of the Virgin Our Lady of Carmel or the Voodoo diety Erzulie. (Photo by Dieu Nalio Chery/AP Photo)





In this July 16, 2016 photo, a Voodoo pilgrim bathes in a waterfall believed to have purifying powers during the annual celebration in Saut d' Eau, Haiti. Annually, the falls are the site of a large, important religious pilgrimage, during the festival of Our Lady of Carmel, as well as various Voodoo rituals. (Photo by Dieu Nalio Chery/AP Photo)





In this July 16, 2016 photo, a Voodoo pilgrim bathes in a waterfall believed to have purifying powers during the annual celebration in Saut d' Eau, Haiti. The area holds cultural significance to both Catholic and Voodoo practitioners. In the 19th century, it is believed that the Virgin Mary of Mount Carmel appeared on a palm tree there. (Photo by Dieu Nalio Chery/AP Photo)





In this July 23, 2016 photo, a Voodoo pilgrim prays while she hikes up the mountain in Plaine-du-Nord, Haiti. Voodoo evolved in the 17th century among African slaves and incorporates elements of the Roman Catholic faith that was forced upon them by French colonizers. Pilgrims make a three-hour walk to the top of a mountain, near the country’s famed, 19th century Citadel fortress, where St. James is believed to have once appeared. (Photo by Dieu Nalio Chery/AP Photo)





In this July 23, 2016 photo, a Voodoo pilgrim places a candle in a crevice next to a sleeping man in Plaine-du-Nord, Haiti. People pray and make offerings at Plaine-du-Nord's Catholic church of St. James, who is known as Ogoun Feraille and revered by followers of Voodoo. (Photo by Dieu Nalio Chery/AP Photo)





In this July 23, 2016 photo, a young girl is bathed by a Voodoo priest with help from her grandfather, right, in Plaine-du-Nord, Haiti. The pilgrims who trek to Plaine-du-Nord for the annual Voodoo festival take ritual baths of mud, light candles and make offerings to the spirits. Voodoo evolved in the 17th century among African slaves and incorporates elements of the Roman Catholic faith that was forced upon them by French colonizers. (Photo by Dieu Nalio Chery/AP Photo)





In this July 23, 2016 photo, a Voodoo priest holds a toddler upside down and swings her to chase away bad spirits during the annual Voodoo celebration in Plaine-du-Nord, Haiti. Some believe the festival will ease their troubles in a country where hardship is nearly universal. Others make specific requests such as a winning lottery numbers or a cure for an illness. One man came with a list that included a car and a job. (Photo by Dieu Nalio Chery/AP Photo)





In this July 23, 2016 photo, a Voodoo priestess rides on a bullock as she prepares to sacrifice the animal in an annual Voodoo celebration in Plaine du Nord, Haiti. Thousands of Haitians make their way to Plaine-du-Nord for the annual festival, riding for hours in packed buses or on the backs of overloaded motorbikes to celebrate a religion that is an integral part of life for many in this nation. (Photo by Dieu Nalio Chery/AP Photo)





In this July 24, 2016 photo, pilgrims sleep under a school bus during the annual Voodoo celebration in Plaine-du-Nord, Haiti. While some sleep in a public school, others sleep on the side of the road and the front yards of local homes due to a lack of accommodations. (Photo by Dieu Nalio Chery/AP Photo)





In this July 24, 2016 photo, pilgrims douse a bullock with baby powder in preparation for a ritual Voodoo sacrifice in Plaine-du-Nord, Haiti. A group of Voodoo priests and faithful traveled from the town of Artibonite with cattle to sacrifice. The village in northern Haiti is transformed over two days each July into the spiritual center of the Voodoo religion. (Photo by Dieu Nalio Chery/AP Photo)





In this July 24, 2016 photo, a young man slaughters a bullock in a ritual sacrifice during an annual Voodoo celebration in Plaine-du-Nord, Haiti. The ceremony gives thanks to St. James who is known as Ogoun Feraille, the God of War. (Photo by Dieu Nalio Chery/AP Photo)





In this July 24, 2016 photo, a female Voodoo priestess carries a bowl overflowing with the blood of a recently sacrificed bullock during the annual Voodoo celebration in Plaine-du-Nord, Haiti. The pilgrims who trek to Plaine-du-Nord take ritual baths of mud, light candles and make offerings to the spirits. Voodoo evolved in the 17th century among African slaves and incorporates elements of the Roman Catholic faith that was forced upon them by French colonizers. (Photo by Dieu Nalio Chery/AP Photo)