Old Fortress is without doubt one of the most popular/best places to go at those levels. Here are some alternatives you can try:
With a little more risk, you can also try these spots
Old Fortress is best idea iny my opinion, but second idea: Dragon Lords - POI or Fenrock.
other ideas:
Question Revival V contestMarch 17, 2024
Interview with Solkrin - lead of the Customer Support team at CipSoftDecember 20, 2023
Become a TibiaQA Supporter!May 09, 2023