<Li> Foynes village and Museum, a small village outside Limerick City that was the last port of call for Seaplanes heading towards The Americas . This stretch of the River Shannon became one of the biggest civilian airports in Europe during World War II, and was where the drink Irish Coffee was first served . </Li> <Li> St John's Cathedral, one of two cathedrals in the city, this one has been in continuous use since 1861 and its spire is the tallest in the country, topping out at 94m . Built in a Gothic Revival style, it is one of the few Irish buildings designed by Philip Charles Hardwick . </Li> <Li> Adare, a tourist destination and heritage centre, this aged village is popular due to the fact many of its buildings still bear their original thatched roofs, or crafted stone exteriors . </Li> <Li> Lough Gur, one of Ireland's most important archaeological sites, humans have lived at Lough Gur since about 3000BC and there are several megalithic remains there . </Li>

How many american tourists visit ireland each year