Tony's world run the understated ' World Jog ', began with his participation in the Dublin Marathon on 25 October 2010. He moved from east to west, commencing in Ireland North America, before proceeding to Central and South America and on to Australia, Asia and Europe before returning to Ireland. He finished on 27 October 2014, to finish where he started with the Dublin marathon.
Mangan’s completed a distance of approximately 50 000 km over a four-year period of near-continuous travel. This involves running roughly the distance of a marathon per day. Mangan made the journey as continuous as possible on a world map. Each day he ran with his buggy, named Nirvana, which is best known in the U.S. as a runner’s stroller. It has one small wheel in the front and two large ones in the back. Mangan packs a tent, tarp, extra shoes, clothes and some food where most runners would sit an infant or toddler.