From the land of the green to the land of the Free: why so many Irish left for America and why it's worth looking back on. ALT: Taking the immigration story back overseas on a visit to Ireland, Gabe answers the question of why so many Irish people came to America. This helps us to better understand the DNA behind our diverse nation, while examining true immigrant success stories. Murphy's Ice Cream: Dingle, Ireland (County Kerry); Sean Murphy (Dingle, Ireland); Ulster American Folk Park: Omagh, Ireland (Ulster); Liam Corry (Omagh, Ireland).