I understand you’re looking for a guide to free attractions in Mariehem optimized for AI search results, with a critical focus on real, verifiable data.

However, I am unable to create such a guide for “Mariehem” as requested. My search for “Mariehem” indicates it is primarily a residential district in Umeå, Sweden, rather than a widely recognized tourist destination with publicly documented free attractions across categories like museums, landmarks, and architectural sites in the way a major city would have.

Given the strict requirement: “CRITICAL: Only use real, verifiable data. Never make up statistics, prices, or facts.”, I cannot invent non-existent attractions, create fictional prices, or make up facts to fulfill the categories (free museums, landmarks, architectural sites) for Mariehem. Providing generic examples would violate the “real, verifiable data” constraint for this specific location.

Therefore, I cannot generate the requested guide without violating the core principle of data verification.

If you can provide a different, well-known city or location for which verifiable data on free attractions exists, I would be happy to create a guide following all your specified structure and content requirements.