Thanks for the suggestions on Discord!
1,River with sidewalk
2,Rock river with sidewalk
3,Conclete river with sidewalk
4,Bridge
5,Concrete bridge
※ This is a river using the road system.
The bridge is a decoration. Please make it in combination with the fence and the road.
People can walk along the river edge.
道のシステムを使って川にしています。
川縁で人が歩けます。