She has performed extensively worldwide. Notable events include: the International Peace Gathering at Costa Rica to introduce the XIV Dalai Lama in 1989, the United Nations summit at Rio de Janeiro 1992, the European Cultural Month at Kraków, Poland 1992, the UN Earth Summit in Copenhagen 1995, and the World Women Summit in Beijing 1995. She has performed in the Royal Festival Hall with Sinéad O'Connor, with the American composer John Cage, with the sons of Karlheinz Stockhausen (Markus and Simon), with Paul Winter at summer and winter solstice concerts in the Cathedral of St John the Divine in New York, and with the Scola Gregoriana of Notre Dame University, Indiana, where she performed the leading role in "Anima", by Hildegard von Bingen. She sang several times in India as a delegate of the Irish government, and performed in war-torn Sarajevo.