http://www.discounttraveltoday.com Manzanillo is said to be the busiest industrial port on the Pacific coast of Mexico. It is a city with a population of about 115,000 people and is the second largest city in the state of Colima. It is located about half way between Acapulco and Puerto Vallarta. Manzanillo is also a beach resort and claims to be the sailfish capital of the world. Every year they host a sailfishing tournament that draws fisherman from almost every continent. Along with sail fishing, Manzanillo has a reputation for having the most efficient port for landing tuna in all of Mexico. This very busy seaport does a huge business in containerized cargo and has rail lines to Guadalajara and Mexico City.