Sailing catamarans have come a long way since the Hobie Cats of the 1960s. Today’s America’s Cup cats literally fly over the water on hydrofoil daggerboards and rudders, reaching speeds over 40 knots. That’s an absolutely incredible speed for a sailboat.

I used to sail my old Prindle 18 across SF Bay and we did maybe 15—18 knots and that was thrilling. We’re also hanging off the side!

The video above features the massive AC72, Oracle’s 72′ boat. The one below features the smaller AC45.

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