F249 leads into Thorsmork, one of Iceland's best-known hiking and nature areas. The road passes between glaciers and crosses several unbridged rivers on the way into the valley.
Þórsmerkurvegur liggur inn í Þórsmörk, eitt þekktasta útivistarsvæði Íslands. Leiðin liggur milli jökla og yfir fjölmörg vatnsföll áður en komið er inn í Þórsmörk.