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

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
- 5 km/
- Forager's day/
- First flight/
- Mawson's last miles/
- 10 km/
- Gold march/
- Hunter's day/
- Nut grove/
- Twelve-miler/
- Wallace's Line/
- Wildebeest's day/
- Half Marathon/
- Toutle avalanche/
- Roland's pass/
- Olympus Mons/
- Dawes's ride/
- Laki fissure/
- Royal Road/
- Legion's march/
- Persistence hunt/
- Norwegian thirty/
- Chalk Gate/
- Racing the horses/
- Rim to rim/
- Barclay's walk/
- Long fall/
- Nijmegen day/
- South Georgia/
- Marathon/
- Fox's crossing/
- Thirty-miler/
- 50 km/
- Mauna Loa 1859/
- Kailash kora/
- Chilkoot/
- Leap to Australia/
- Pilgrim's hundred/
- Edge of space/
- Hundred and one/
- Glacier Bay