A lunar calender, and lodestone compass
The astrolabe, moveable sail, moveable keel.
Christopher Columbus set sail in the year of 1492
Columbus tried to sail to Asia, but found unknown land.
he sail in 1492
No, he did not.
Yes he did sail by boat
Christopher Columbus loved to sail.
To where did Columbus sail hoping to find a new route to Asia?
He did not want Columbus to sail west
Chirstopher Columbus stop sailing in 1506.
Columbus sailed to Asia. At least, that was his intention.
in 1492