社会見学を英語でなんと言うか？

educational trip, field trip などが社会見学に相当し、下のビデオでは修学旅行とも解釈できる。 0:30 the ferry was en route to Korea's southern resort island of Jeju-do from Incheon. and most of the passengers, over 300 of them, were high school students on their way for a field trip. 社会見学で仁川から済州島に向かう300人の高校生だった。

Sewol-ho ferry salvage: A disaster that touched an entire nation

https://www.youtube.com/watch?v=SjVp8KKxNFg  1:25 National Lampoon's Senior Trip
National Lampoon's Senior Trip (1995)