However, these were not excavated but instead infilled with rubble. The fossils are found in partially infilled paleokarst fissures across Monte Gargano. Both have concrete-tiled, hipped roofs with gablets infilled with glazing at each end. Both basin areas were infilled with concrete soon afterwards. Parts of the isolated section from the tunnel to Chesterfield were infilled and redeveloped. Erosional cracks were later infilled with layers of soil material, especially from aeolian processes. In 1954, the area between the piers was infilled and paved over. These fractures are commonly infilled with crystalline veins. Much later a rectangular building was built over the top of the infilled ditch. The vaults were infilled with concrete after inspection in 1964. In 1961 the moat was partly infilled and turned into a garden. However, in 1689 these rooms were infilled to provide gun emplacements. The ferry basin was later infilled. The tubes are infilled due to the low slope angle of emplacement. Some of the town's canals were infilled during the 1960s and 1970s.