Route F26 or Sprengisandsleið (Icelandic pronunciation: [ˈspreiɲcɪˌsan(t)sˌleiːθ]) is a highland gravel road in Iceland, running through the Sprengisandur area between the glaciers Hofsjökull and Vatnajökull.

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Route F26
Sprengisandsleið
Route information
Length154.5 km[1] (96.0 mi)
Major junctions
Northern end Route 842 Bárðardalsvegur vestri
Major intersections Route F910 Austurleið
Route F752 Skagafjarðarleið
Route F881 Dragaleið
Southern end Route 26 Landvegur
Location
CountryIceland
Highway system

With its 200 km, it is the longest of the Icelandic highland roads. Its southern end is at the lake Þórisvatn, to the northeast of the volcano Hekla, and its northern end is the south part of Bárðardalur valley, to the southwest of lake Mývatn.

A view of Sprengisandur road with a view of Tungnaárjökull, a tongue of Vatnajökull, in August.
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