After studying the foundations, made up of 3ft-wide tree trunks, experts believe the building was a long house constructed on the edge of a long-lost lake which has silted up over time.
We think it's a long house which would have been home to a family, and perhaps used for gatherings and meetings.
Hence, when a long house
starts to fall down (after a period of about seventy years), a new house must be built first, before demolishing the old one.
In the center, there are some long houses used for communal events and storage, and a large banyan tree.
Women carry bricks on their heads, men work to create a long house that will be used for festivities.
Drawn by the noise to another long house, I see that a cockfight is going on.
But most of all, they loved to dance and play in the forest near their long houses.
It was so enchanting and mysterious that the brothers soon forgot about going back to their long houses.
As well as big well-known sites like castles, churches and hillforts, you've also got little records of deserted long houses
and small deserted medieval settlements, which could be just a ruined cottage site in the uplands," said Marion Page, HER manager with Dyfed Archaeological Trust.
The website adds that finding out how long houses
have been on the market and a little more about the urgency of the sale will also help a buyer to know if they are in a position to negotiate a better deal.
Chateaux blend well with long houses
, maisons bourgeoises with farm buildings and riverside cottages.
We are quite satisfied that they are foundations of something, possibly a long house