We present the results of the archaeological research at the tholos do Monge (Sintra Mountains) in the year 2021 and the research history of this monument for a better understanding of the most recent information. This paper aims to recreate research into this prehistoric tomb, integrating it into the megalithic paradigms prevailing in the 21st century, also inserting it into a wider program for enhancement of this heritage promoted by the Sintra Municipality.