Time Trial Cadence Test. The easiest way to determine your optimal cadence is by performing a time trial multiple times, using a different cadence each time. First, determine a course on local roads that takes about 10 minutes to complete. This route will be the same for each time trial.
The word Negra (and Negro) literally means Black in English. In this case it refers to a dark beer or ale, so Dark is the best translation. The word modelo literally means model in English.
Piedras Negras is located 441 km north of Saltillo via Federal Highway 57 in the State of Coahuila, Mexico. Piedras Negras is called La Puerta de Mexico (Mexico's Door) because of the flow of commercial traffic and people that passes through it. It is the sister city, across the Rio Grande, of Eagle Pass, Texas. Piedras Negras is well-known for its ranches where sportsmen can hunt species of high-class.