The Ballad of Cymboyton

Minstrel failure

I wanted to write
a poem about
The Palace of Cymboyton

But the only rhyme
I came up with was
Glucosamine and Chondroitin!

Related article on another site:
Behzad Sarmast's 2007 article on TruthBook, seeking the site of Cymboyton's Palace.
Lake Urmia
Lake Urmia, indicating the island of Sepeyton