I am planning a visit to Doesburg and am interested in exploring its historical fortifications. Please navigate to the 'Vestingswandeling' (Fortress Walk) page. What are the key features of this walk, and what can I expect to see or learn during the tour? Identify if it's a guided tour or a self-guided experience, and note any mentioned duration or specific highlights.
Navigate to 'bezoek-doesburg.nl'. Click on the 'Zien & doen' link (ID 48). Click on the 'Vestingswandeling' link (ID 76). Identify the key features and highlights of the Fortress Walk. Determine if the walk is guided or self-guided. Note any mentioned duration or specific points of interest. Synthesize the gathered information into a concise answer.
The agent successfully navigates to the 'Vestingswandeling' page. The agent identifies the key features of the walk (e.g., historical aspects, specific routes, views). The agent states whether the walk is guided or self-guided. The agent mentions any duration or specific highlights of the tour if provided on the page.