You'll have to excuse the quality of the photos as they were taken from a sub-optimal spot (lighting-wise) and with a small camera. Also it's not always easy dodging the heads of the people in front of you.
Crowds!
The head of the parade
Interesting look
Arab costumes (there is a belly dancer behind them)
Woolen bikinis???
A lot of balloons
The omnipresent Páll Óskar, Iceland's biggest DJ and most famous gay personality
The Páll Óskar boys
Pro-gay rights dog
Freeing the balloons
The end of the concert, with the participants from the parade on stage