Thousands of years ago, more than 80% of Ireland was covered in forests. Most of Ireland’s trees were cut down to make way for farms and industry. Today, only about 2% of Ireland's native forests remain.
Halloween originated in Ireland and began as the ancient festival of Samhain.
The Celts arrived in Ireland around 500 B.C.E. and brought their language, customs, and religion, all of which still influence Ireland.
The potato is originally from South America and first arrived on Ireland’s shores around 1590.
Irish is one of the oldest written languages in Western Europe.
In 1910, Anglo-Irish journalist Lilian Bland became the first woman in the world to design, build, and fly an airplane.
In ancient and medieval Ireland, cows were used as currency.