| Cascades to Imola | 4,374.64 mi (7,040.30 km) |
| Cascades to Impruneta | 4,377.48 mi (7,044.88 km) |
| Cascades to Induno Olona | 4,201.79 mi (6,762.13 km) |
| Cascades to Inverigo | 4,221.90 mi (6,794.49 km) |
| Cascades to Inveruno | 4,213.14 mi (6,780.40 km) |
| Cascades to Inzago | 4,239.74 mi (6,823.20 km) |
| Cascades to Iseo | 4,260.00 mi (6,855.81 km) |
| Cascades to Isernia | 4,581.64 mi (7,373.44 km) |
| Cascades to Isola Capo Rizzuto | 4,807.57 mi (7,737.04 km) |
| Cascades to Isola del Liri | 4,549.60 mi (7,321.87 km) |
| Cascades to Isola della Scala | 4,313.60 mi (6,942.06 km) |
| Cascades to Isola Vicentina | 4,320.08 mi (6,952.50 km) |
| Cascades to Ispica | 4,792.79 mi (7,713.25 km) |
| Cascades to Istrana | 4,345.83 mi (6,993.94 km) |
| Cascades to Itri | 4,562.26 mi (7,342.24 km) |
