A fascinating peep at early Christian and Muslim art and architecture.
Fortunately however for us modern historians and archaeologists have made a guess!
With the exception of a couple of stages, watching the tiles being made here is like watching history come alive.
Woolly moments in the morning fog
A 19th century tile making innovation from France
Fascinating look at a traditional artisan industry
One of the many palaces created in the early 20th century by Manuel Joaquim Norte Júnior