Chapter 18 route notes
Journey Into the Interior of the Earth chapter 18 map: The Wonders of Terrestrial Depths
The interactive map opens this page at chapter 18. The static notes below explain the chapter's mapped location, distance changes, slope or depth changes, and source trail.
Anchor
Inclined lava gallery
Movement
descent
Segments active
1
Chapter distance
6.2 km
Chapter facts
- The path becomes an inclined lava gallery and natural staircase.
- The expedition moves inward and laterally, no longer straight down.
- Estimated descending slope to about 10,000 feet below sea level.
XYZ delta follows path bends through the lava staircase.
Mapped paths in this chapter
| Path | From | To | Medium | Distance |
|---|---|---|---|---|
| Inclined lava staircase | Crater bottom at sea level | Steep ESE lava staircase | Tunnel | 6.2 km |