Story · Run

Glacier Bay

104.6 km

How far the ice pulled back in Alaska.

Run 104.6 km. As far as the glacier retreated.

It stands on
Hundred and one
The ice front of Muir Glacier, Glacier Bay, Alaska, about 1899, with ice blocks in the water.
Muir Glacier, Arthur C. Pillsbury, about 1899. Public domain.

What it takes

Before you go.

Recommended first
Hundred and one
Weekly distance
About 80 km of running a week on average over 6 weeks
Long weekends
About 7 hours 15 minutes of running over two days in a row, 4 times in the last 12 weeks
Longest run
At least 4½ hours, at least once in the last 12 weeks
Taper
Two easier weeks before the event week

The story

Between 1794 and 1916 the ice in Alaska's Glacier Bay pulled back 65 miles, or 104.6 km. It is the fastest glacier retreat on record. The distance now lies along a bay, so it is the length of the retreat, not a route anyone ran. Source: US National Park Service.

The ladder

  1. 5 km
  2. Forager's day
  3. First flight
  4. Mawson's last miles
  5. 10 km
  6. Gold march
  7. Hunter's day
  8. Nut grove
  9. Twelve-miler
  10. Wallace's Line
  11. Wildebeest's day
  12. Half Marathon
  13. Toutle avalanche
  14. Roland's pass
  15. Olympus Mons
  16. Dawes's ride
  17. Laki fissure
  18. Royal Road
  19. Legion's march
  20. Persistence hunt
  21. Norwegian thirty
  22. Chalk Gate
  23. Racing the horses
  24. Rim to rim
  25. Barclay's walk
  26. Long fall
  27. Nijmegen day
  28. South Georgia
  29. Marathon
  30. Fox's crossing
  31. Thirty-miler
  32. 50 km
  33. Mauna Loa 1859
  34. Kailash kora
  35. Chilkoot
  36. Leap to Australia
  37. Pilgrim's hundred
  38. Edge of space
  39. Hundred and one
  40. Glacier Bay