| Arctic Ocean |
sparse network of air, ocean, river, and land routes; the Northwest Passage (North America) and Northern Sea Route (Eurasia) are important seasonal waterways |
| Atlantic Ocean |
Kiel Canal and Saint Lawrence Seaway are two important waterways; significant domestic commercial and recreational use of Intracoastal Waterway on central and south Atlantic seaboard and Gulf of Mexico coast of US |
| Baker Island |
there is a day beacon near the middle of the west coast |
| Georgia |
transportation network is in poor condition resulting from ethnic conflict, criminal activities, and fuel shortages; network lacks maintenance and repair |
| Howland Island |
Earhart Light is a day beacon near the middle of the west coast that was partially destroyed during World War II, but has since been rebuilt; named in memory of famed aviatrix Amelia EARHART |
| Jarvis Island |
there is a day beacon near the middle of the west coast |
| Pacific Ocean |
Inside Passage offers protected waters from southeast Alaska to Puget Sound (Washington state) |
| Southern Ocean |
Drake Passage offers alternative to transit through the Panama Canal |
| Wake Island |
formerly an important commercial aviation base, now used by US military, some commercial cargo planes, and for emergency landings |