The Panama Canal retains its status.
QUIZ: What Do You Know about the Panama Canal?
Nov 6, 2020
By the beginning of the 21st century, the canal was constrained by size as larger post-Panamax vessels could not squeeze through the locks. A $5.4-billion expansion large enough to fit the new ships was completed in 2016.
Take this quiz to see what you know about the Panama Canal.