Excursion (noun)

1. A short trip or journey taken for pleasure, typically one that is a round trip from home.
2. A deviation from a set or usual course.
3. A temporary departure from a set or usual course.

Origin:

Mid 17th century: from french excursion or latin excursio(n-), from excurrere "run out", from ex- "out" + currere "run".

Examples:

1. We took an excursion to the mountains.
2. The school organized an excursion to the museum.
3. The excursion was a great opportunity to learn about the local culture.
4. The company's profits took an excursion last year but recovered this year.
5. The excursion was a nice break from the daily routine.