Category Nuances for architectural_elements:

• usable,
• architectural,
• physical,
• aesthetic,
• artistic,
• recognizable,
• classical,
• nonstructural,
• historic,
• visual,
• special,
• interesting,

Simple Categories for architectural_elements:

• form,
• item,
• factor,
• issue,
• material,
• shape,
• quality,
• component,
• subject,