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The area also features bradyseismic phenomena , which are most evident at the Macellum of Pozzuoli ( misidentified as a temple of Serapis ) : bands of boreholes left by marine molluscs on marble columns show that the level of the site in relation to sea level has varied .
 Macellum of Pozzuoli, Serapis
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Macellum of Pozzuoli, Serapis