2. Búrfell, tall blue hill, south of our road, 300° mag.
3. Hvannfell, at north end of Bláfell, 293° mag.
4. Fremrinámar, at south-east end of Bláfell (from afar very like Krísuvík), 276° 30´ mag.
5. Herðubreiðarfell (not to be confounded with true Herðubreið), called by people, Dýngjufjöll; long line of low heaps and craters, partly concealing snows of Herðubreið.
Paid $4 for pasture, $2 for ferry (Henderson paid $3), and $2 for this day’s guide, who has two horses, and returns in the evening.
11 A.M.—Left farm; pricked over plain, sand-outs, and thin scrub.
12.15 P.M.—Jökulsá River; 3 miles. Aneroid, 28·90; thermometer, 63°.
Ferry made four trips. Horses swam to island in 1 min. 15 sec.; spent two hours at river.
Remounted, 2.15 P.M. Passed Hrossaborg block, and began the Mý-vatn Öræfi (Desert of Mý-vatn).
Rode slowly; loads falling. Line, lava runs (five large) and sand; many little craters studding the plain. In front, detached hills and cones, arc of circle with hollow towards lake. The Mý-vatns Sveit (district).