I have booked accommodation in Granada for 3 nights in May.
It appears that there are no tickets left for the Alhambra.
What can I do?
About 40% of questions about Granada are requests for what to do if tickets have sold out.
All that we know about this is on this page
https://infoaboutspain.com/article/alhambra_tickets_sold_out
Frequently asked questions about Granada