President Obama and first lady Michelle Obama sample Guinness at a pub in the village of Moneygall, Ireland. Obama's great-great-great grandfather Falmouth Kearney was a shoemaker in the town until 1850, when he left for the United States. Jewel Samad/AFP/Getty Images hide caption

itoggle caption Jewel Samad/AFP/Getty Images

A youngster runs past the soon-to-open Obama Cafe in Moneygall, Ireland, on Saturday. President Obama is due to visit the village, the ancestral homeland of his great-great-great grandfather, as part of his 24-hour visit to Ireland on Monday. Matt Dunham/AP hide caption

itoggle caption Matt Dunham/AP