Ellie and Carl (a.k.a. Tough Soles) are a couple from Ireland that decided one day to hike every waymarked trail in Ireland. While this number tends to change each year (trails closing, opening and changing in distance) they completed over 4,000km of Hiking. In addition, they only used public transport to get to each trail head!
This impressive feat has yet to be repeated and they are the first to do it! The trails hiked include: