{"version":"1.0","type":"rich","title":"Gist 8394767","description":"The visualization plots ancient Roman amphitheaters as points on a map, using circle size to encode seating capacity and position to show geographic spread. It renders the GeoJSON features with a geographic projection, likely via `d3.geoPath`, and applies a force simulation to avoid label overlap. The map background and points are drawn on a canvas, with hover interactions to reveal titles and details from the embedded properties.","provider_name":"VizHub AI Studio","provider_url":"https://next.vizhub.com","html":"<iframe src=\"https://next.vizhub.com/viz/gist-8394767?mode=embed\" width=\"960\" height=\"500\" scrolling=\"no\" frameborder=\"1\"></iframe>","width":960,"height":500,"cache_age":3600}