A major source of culture shock involved the Fremen spitting on the ground when meeting people, which Duke Leto Atreides took as an insult.

Source: https://www.cbr.com/how-futurama-season-11-parodied-dune/

Avitia-Gonzalez, 42, recalled facing immense culture shock when she moved from Los Angeles to White Center in the 1990s, coming from a place surrounded by Latinos to a city with only one Latino store.

Source: https://www.columbian.com/news/2023/sep/03/a-look-into-the-pacific-northwests-only-chicano-art-gallery/

"I'm kind of in culture shock."

Source: https://abc7news.com/lake-tahoe-live-updates-winter-storm-warning-snow-2023-sierra-snowfall-totals/12937798/

In fact, it’s likely you’ll experience some form of reverse culture shock to a certain degree when you go back home.

Source: https://www.fwweekly.com/2023/06/15/study-abroad-challenges-and-how-to-overcome-them/

Students who hail from collectivist nations in continents such as Latin America, Europe, Africa and the middle east may experience a culture shock fitting into a highly individualistic environment.

Source: https://www.independent.co.uk/news/business/business-reporter/london-international-students-experience-positive-b2292412.html

While the original sitcom took a lighthearted approach, the reimagined version opts for a more realistic portrayal of race dynamics and culture shock.

Source: https://collider.com/best-tv-shows-about-the-rich/