Trullo SovranoIt represents the only trullo to have a raised floor, accessible from the inside through a masonry scale, among the first to be built with mortar. The majestic conical dome, about 14 metres high, stands imposingly in the middle of a group of twelve cones. Trullo Sovrano is, therefore, a transitional building that heralds the general change of the embodiment of the trulli technique, in fact the wall master, remained unknown, unique adopted constructive solutions that make this building the most advanced and admirable interpretation of ' architecture trullo .