circumnavigationTraveling all the way around something.
Definitions:
The action or process of sailing or otherwise traveling all the way around something, especially the world
explorationTraveling to learn about something new.
Definitions:
The action of traveling in or through an unfamiliar area in order to learn about it
expeditionA journey or trip taken for a specific purpose.
Definitions:
A journey or voyage undertaken by a group of people with a particular purpose, especially that of exploration, scientific research or war
discoveryFinding something new, usually for the first time.
Definitions:
The act of finding or learning something for the first time
marinerA sailor or sea captain.
Definitions:
A sailor or sea farer