Answer:
Where humans breathe liquid.
The land was white the seed was black. It'll take a good scholar to riddle me that.
Built of metal or wood to divide. It will make us good neighbors, if you stay on your side. What is it?
What gets broken if itβs not kept?
Where jewelry pierces your head.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?