What is the name of the plan designed by Christopher Columbus to reach the east by sailing west?

The plan designed by Christopher Columbus to reach the East by sailing west is known as the "Westward Route to Asia" or simply his "Westward Voyage." Columbus believed that by navigating west across the Atlantic Ocean, he could find a faster route to the lucrative markets of Asia, particularly for spices and gold. This plan ultimately led to his discovery of the Americas in 1492.