The E8 is a 7800+km journey across Europe, starting on the West Coast of Ireland heading North East to Dublin. Then crossing the Irish Sea, you will cross Britain on the Trans Pennine Trail and make your way to Mainland Europe for the last 6000km of hiking. Passing through Netherlands, Germany, Austria (briefly), Slovakia, Ukraine, Romania, Serbia, Bulgaria, and finish in Turkey.
It's important to note that the Serbia section of the trail is essentially unmapped just showing a general direction that you should travel. Also, to note, we have not hiked this trail, in fact, we aren't sure anyone ever has in full. We have crossed checked and researched as much as possible to validate this trail. If you can contribute please reach out to firstname.lastname@example.org