Diferencias entre entre los cañones y abras

Surplus discretionary travel direct money is what's available after paying for the necessities of life

Mexico city is an example of how humans alter their environment because it was a. one of the world’s largest cities b. built on drained and filled lake beds c. built after conquest by the spanish d. once the capital of the aztec empire

What’s word for a smaller earthquake that follows the main shock of a large earthquake?