Route nationale 1 (French Guiana)
| National road 1 | |
|---|---|
| Route nationale 1 | |
Route national 1 in blue | |
Route nationale 1 near Cayenne | |
| Route information | |
| Length | 258 km (160 mi) |
| Major junctions | |
| West end | Cayenne |
| |
| East end | Albina |
| Location | |
| Country | France |
| Overseas region | French Guiana |
| Department | Guyane |
| Highway system | |
Route nationale 1 (RN1) is a highway in French Guiana, an overseas region and department of France in South America. The highway connects Cayenne with Saint-Laurent-du-Maroni and measures 258 kilometres (160 mi). The highway is the busiest road of French Guiana.