"The Wife's Mother is staying for the weekend...."

 

It's the rules. Any visit to an ancient Roman or Greek amphitheatre will always involve a middle-aged "wit" thinking he can launch into his pub comedy routine.

If only they could release the wild animals on him.

I think that this the Roman Theatre, Sufetula, Sbeitla, Kasserine Governorate, Tunisia

Bonus - Strange and wondrous creatures: plankton and the origins of life on Earth