Dancers from the Peter Smith School of Irish Dance in New Jersey practiced their mixed under-13 ceili dance at The World Irish Dancing Championships held at the Hynes Convention Center.
It is only the second time in its 40-year history that the eight-day event has been held outside Ireland and Scotland.
Members of the Celtic Steps from Colorado wore wigs that cost up to $100 each.
Emily Lynch of Seymour, Conn., with the Lenihan School of Irish Dance rested on the cold floor in a Hynes Convention Center hallway.
The Ryan-Kilcoyne School of Irish Dancing from Pennsylvania swirled on the stage.
Philip Andrews, 8, of Kansas City, Kan., got help from his mother, Suzanne, trying on his first pair of hard dancing shoes.
Scuff marks permeated the practice floor as a boy rehearsed his steps.
Dancers from the Lenihan School of Irish Dance from Pennsylvania rested on a windowsill after competing.
The reigning world champion, Irish dancer Claire Greaney, autographed a program for Maggie Fleming, 9, (left) from Islip, N.Y.
Dancers from the Coyle School of Irish Dance in Philadelphia laughed as they looked at photos of themselves on a computer.
Casey McLeod of Belfast, Northern Ireland, was up high in the senior ladies over 21 competition.