21 Tram Route Map
View the 21 route map and see all 21 stops along the route. The map of 21 shows where the tram travels and the location of each stop, making it easy to understand the entire route at a glance.
Explore routes on the map and see where tram services operate. Use the 21 map to find tram stations and see how the 21 connects different areas along its trip.
All 21 stops on the map are displayed in route order, helping you follow the 21 tram from the first station to the last.

Stops list (21 - Piazza XX September - Via Colle Dei Marmi/Via Cinelli (Variant - Outbound))
- Salvo D'Acquisto Avenue 247
- Salvo D'Acquisto Avenue 63
- Salvo D'Acquisto Avenue 59
- Velletri | Educational Center | Landi High School
- Guglielmo Oberdan Avenue 103
- Velletri | Fontanaccio Street
- 7 Ardeatine Martyrs Street
- XX Settembre Square
- Blood Donors Square
- Bruno Buozzi Avenue
- Piazzale Galoni
- Velletri | Garibaldi Square
- Velletri | Roma Avenue Diaz Avenue
- Velletri | Rome Avenue Lakes Road
- Velletri | Rome Avenue Colle Petrone Street
- Rome Avenue/Fountain Rose Street - Velletri
- Velletri | Rome Avenue Fast Bridge Street
- North Appian Way - Colle Caldara (Velletri)
- Provincial Road 85a 1
- North Appia Road 48
- Via Appia North 52
- Via Acqua Lucia 4
- Acqua Lucia Road 21
- Acqua Lucia Street 76
- Via Appia North 126
- Colle Dei Marmi Road 6
- Colle Dei Marmi Street 11
- Colle Dei Marmi Street 29
- 90 Colle Dei Marmi Street
- Marble Hill Road 104
- Old Appian Way, 70
- Cinelli Street 12
- Cinelli Street 40
- Palaggi Street 4