{"version":"2.5","id":"sculpture-materials","question":"What materials were used to create the Fremont Troll's sculpture?","answer":"Reinforced steel, concrete, and fiberglass.","answer_detail":"The Fremont Troll's sculpture is made from a combination of reinforced steel, concrete, and fiberglass. The steel framework provides the structure, while the concrete and fiberglass add texture and durability to the piece. The materials were chosen for their ability to withstand the elements and provide a long-lasting presence in the underpass. This guide entry applies to Fremont Troll at beneath Seattle's Aurora Bridge. Category: History and Origins. Confirm current hours and policies on the official visitor guide at seattlefremonttroll.com. Primary references include the operator site, Wikipedia, Tripadvisor, Yelp, and Frommer's travel listings. Visitors typically plan 10-35 minutes at the under-bridge public artwork.","related_ids":["troll-conceptualization","troll-construction","troll-location"],"intent_tags":["history and origins"],"last_verified":"2026-05-23","authority":"https://seattlefremonttroll.com","url":"https://seattlefremonttroll.com/en/knowledge/sculpture-materials","markdown_url":"https://seattlefremonttroll.com/api/knowledge/sculpture-materials?format=md&lang=en"}