Saltillo\'s annual fair, still active today, was the most important trade fair for northern Mexico.
Famous place which tourists must visit is the tiny city of San Pedro de las Colonias.
Plaza de las Culturas (known as the plaza of cultures in English) is one of the most famous sights for Piedras Negras.
Coahuila, formally Coahuila de Zaragoza is one of Mexico\'s 31 component states.
Coahuila also borders the Mexican states of Nuevo León to the east, Zacatecas and San Luis Potosí to the south, and Durango and Chihuahua to the west.
Coahuila also includes the cities of Monclova (a former state capital), Piedras Negras, and Ciudad Acuna.
Its mountains include the Sierra El Pino, Sierra Mojada, Melchor Ocampo, Los Novillos, Corazon del Toro, El Tunal, and El Jabali.
Area of 151,571 square kilometers (58,521.9 sq mi), it is the nation\'s third-largest state.
The capital of Coahuila is Saltillo, and it\'s largest city is Torreon.
Coahuila is one of the least populous states in Mexico.
The Bolsón de Mapimí desert is an enormous desert region.
Zone of Silence is another famous tourist hot spot.
Saltillo\'s most famous craft items are serapes, which are for sale at the Mercado Juarez, two blocks south of the Cathedral.
Three major highways connect the cities within Coahuila and connect Coahuila to its neighboring states.
The capital, Saltillo, is linked by railroad to other major cities in the state.
Ramos Arizpe airport is 15 minutes away from Saltillo.
Plan de Guadalupe International Airport, also near Saltillo, provides air service to Mexico City.
The city is sometimes called \"Athens of Mexico\" because of its rich culture.
New Station is one of the famous night hot spots in the city of Monclova. Deep Lounge Bar is another famous night spot which has gained publicity in last couple of years. The state is also famous for the serape (wool cape), and many artisans open their studios for people to watch the making of serapes.