I guess I should have been prepared for this:
www.youtube.com/watch?v=3REX...

Pretty easy to do: write down your word/words and build the poem around it.

My now 31 year marriage started at a caving grotto. Me: a geology geek (who later got a degree). He had an MS in biology and worked at a state park cave. When we looked for a wedding officiant, found a Catholic priest who pioneered cave radio in IL. Married underground. Heart is a hole in flowstone.