Piedras Negras is a city in northern Coahuila.
Piedras Negras is best reached by car or bus. Day visitors from Eagle Pass Texas can simply walk across the international bridge.
- Mexico Highway 57 connects to Monclova in the south.
- Mexico Highway 2 connect to Ciudad Acuña to the west, or Nuevo Laredo to the east.
Piedras Negras is served by trans-border buses from Texas, by first class buses to Monclova and other major cities in Mexico, and by Coahuilenses buses operated by Grupo Senda to towns throughout the Coahuila region. The main bus station is downtown at Allende 100. Coahuilenses buses also pick up passengers at the Soriana on the outskirts of Piedras Negras. Coahuilenses schedules and fares are online. 
- De la Ventana Caverns
- San Bernardo Mission ruins
- Santuario de Nuestra Señora de Guadalupe
- Soriana. At the end of avenida lazaro cardenas is Soriana, a large market and every weekend everyone gathers and shops, eats, etc.
- Mercado Zaragosa - Lovely small marketplace area in the heart of Piedras Negras. Close to the international bridge, it is set in a tranquil plaza with lots of shade and benches. Ideal for day-trippers from Texas. The selection is excellent and the small town bargaining-friendly.
Piedras Negras is the birthplace of nachos.
- La Casasita - charming small restaurant, casual and affordable. Outstanding empanadas.
- 1 Hotel Autel Rio, Padre de Las Casas 121, ☏ .
- 2 Holiday Inn Express Piedras Negras, Av. Lazaro Cardenas #2500, ☏ .
- 3 'La Quinta Hotel, Av. Emilio Carranza 1205.
- Eagle Pass, Texas - casino