Story · Run · Ride

Mauna Loa 1859

51 km

Follow the longest lava flow in Hawaii to the sea.

Run or ride 51 km. As far as the lava ran.

It stands on
50 km run, Thirty-miler ride
A field of black lava from Mauna Loa running to the horizon, a cinder cone behind.
Photo: Joshua Shinavier, CC BY 2.0, via Flickr.

What it takes · Running

Before you go.

Recommended first
The 50 km run
Weekly distance
About 51 km of running a week on average over 6 weeks
Long run
22 km, at least once in the last 6 weeks. Finishing the 50 km run counts
Taper
An easier week before the event week

What it takes · Cycling

Before you go.

Recommended first
Thirty-miler
Weekly distance
About 51 km of riding a week on average over 6 weeks
Long ride
38 km, at least once in the last 6 weeks. Finishing Thirty-miler counts
Taper
An easier week before the event week

The story

In 1859 lava from Mauna Loa ran 51 km to the sea. It is the longest lava flow in Hawaii. Accounts from the time say it reached the ocean in about eight days. Source: US Geological Survey.

The ladder

Running

  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

Cycling

  1. Fox's crossing
  2. Thirty-miler
  3. Mauna Loa 1859