In Texas, the legal age of consent for sexual activity is 17, but under the law, teacher-student relationships in which the students were 17 and 18 years old have been criminalized.
In 1944, the US and Mexico signed a treaty regarding the river, and in 1997, the US designated the Rio Grande as one of the American Heritage Rivers. Two portions of the Rio Grande are designated National Wild and Scenic Rivers System, one in northern New Mexico and the other in Texas, at Big Bend National Park.
There are any lakes and rivers in Mexico. The Rio Grande or Rio Bravo del Norte which defines most of the US-Mexico border is the largest and most known river; Lake Chapala in central-western Mexico is the largest lake. Mexico is home to more than 3,000 volcanoes.