The Arecibo Observatory, while its iconic main dish collapsed in 2020, remains a significant educational and historical destination in Puerto Rico, now focusing on its scientific legacy and future plans through its visitor center and museum. The site is generally accessible, but specific needs for mobility should be confirmed directly. Visitors can explore independently or join guided educational tours for deeper insights. It is typically open year-round, though checking for specific hours, holiday closures, or weather-related impacts (especially during hurricane season) is recommended. Expect a moderate entrance fee (e.g., $10-$15 per adult), with a typical visit duration ranging from 1.5 to 3 hours. Useful insights include bringing comfortable shoes, sun protection, and being prepared for winding roads on the approach to the observatory.