Used when talking about physically visiting different places, especially as an adventure or exploration. They saved money for years to see the world.
Pro Tip 2/3
Long-Term Journeys
Often implies extended travel, not just a short vacation. I won't be home for the holidays—I'll be seeing the world.
Pro Tip 3/3
Life Choice
May imply a conscious decision to choose travel over other life paths, like career or settling down. Rather than finding a job right away, she's going to see the world.