1) Circuition 
Circumnavigation (literally, `navigation of a circumference`) refers to travelling all the way around an island, a continent, or (usually) the entire planet Earth. The first world circumnavigation in history was the Magellan-Elcano expedition which sailed from Spain in 1519 and returned in 1522 after having crossed the Atlantic, the Pacific and .....
• (n.) The act of circumnavigating, or sailing round.
Sailing around the world. The first ship to sail around the world was the Victoria, one of a Spanish squadron of five vessels that sailed from Seville in 1519 under the Portuguese navigator...
Cir`cum·nav`i·ga'tion noun The act of circumnavigating, or sailing round. Arbuthnot. 
[n] - traveling around something (by ship or plane)
circumnavigation 1. The act of traveling around something (by ship or plane). 2. Sailing all the way around something. 3. Moving around something in order to avoid hitting it. 4. A satellite or small body in orbit around a larger body; such as, the earth or another celestial body. Two examples of circumnavigation on the earth and in outer space....
noun traveling around something (by ship or plane); `Magellan`s circumnavigation of the earth proved that it is a globe`