It appears there might be a misunderstanding regarding the city name “damaia.” As a travel expert, my database of global locations does not contain a recognized city named “damaia.”

CRITICAL CONSTRAINT CONFLICT: The prompt critically requires me to “Only use real, verifiable data. Never make up statistics, prices, or facts.” Since “damaia” is not a real, verifiable location, I cannot provide a guide to its free attractions using real data. Generating fictional attractions, names, or locations would directly violate this fundamental constraint.

To provide a helpful and factual guide as requested, I would need a real city or location. If you can provide the correct name of a real city, I would be happy to generate a comprehensive guide to its free attractions, adhering strictly to all your structural and content requirements using only verifiable information.