A young girl exploring the inside of A Boneca cave in Algar Seco, Carvoeiro, standing by the two ico
By Rui Catalão • February 13, 2026
Our Benagil and Marinha cave tour began with a family memory in 2012. Here's the origin story behind Duca's most requested Algarve day trip from Lisbon.
Quinta da Regaleira private tour in Sintra with Duca Certified Interpreter Guide
By Rui Catalão • January 3, 2024
The name Sintra dates back centuries, tied to Roman and Moorish history. Learn its origin before exploring the palaces and hills on a Duca tour.