Obstacles are trees and rocks that prevent building on a small area of your island.
They can be cleared for a specified amount of Fish 
Fish or Wood 
.
A reward in Runes 
or Wood is given for each Obstacle removed.
| Name | Image | Size | Cost | Vikings | Time | Reward |
|---|---|---|---|---|---|---|
| Sapling |   |
2x2 | 50
|
1 | 5s | 25
|
| Rock |   |
2x2 | 350
|
3 | 1m | 2
|
| Thicket |   |
2x2 | 150
|
5 | 10s | 75
|
| Grove |   |
2x2 | 400
|
15 | 20s | 200
|
| Spar |   |
2x2 | 5,000
|
20 | 10m | 3
|
| Woodland |   |
3x3 | 4,400
|
45 | 40s | 2,200
|
| Cluster |   |
3x3 | 500,000
|
110 | 2h | 12
|
| Forest |   |
4x4 | 300,000
|
110 | 1m | 150,000
|
| Boulder |   |
4x4 | 1,800,000
|
450 | 24h | 25
|
| Coppice |   |
4x4 | 240,000,000
|
1,525 | 5m | 120,000,000
|
| Crag |   |
4x4 | 480,000,000
|
2,200 | 2d | 55
|