סירה שקופה

Board a glass-bottom boat in Cozumel, Mexico, and sail over the turquoise waters of the Caribbean Sea! This is the only 100% transparent boat in the world that allows you to see the fish, corals and spectacular sights under the sea just north of the famous El Silo.

https://cozumeltourbase.com/tours/cozumel/water_boat/cozumel-glass-bottom-boat-and-snorkel