Coastal construction · cubic maps
Waterworld colonization
Region after region, the coast advances, and no region with fewer than five neighbors is ever buried.

Ship's log

Faces + Ocean2
Coast C2
Pentagons F50
Hexagons F60
Wells n>60
Vertices0
Edges0
Internal faces0
Vertices 5550
Vertices 5560
Vertices 5570
Vertices 5580
Vertices 5590
Vertices 5660
Vertices 5670
Largest face2
Σ(6−n)Fn − C = 6 ✓
The island now fills the globe — press Restart to grow a new one.
Now every face (included the ocean), coastal or landlocked, has at least five sides.