What is the Isle of Man most famous for?

The Isle of Man is most famous for the Isle of Man TT, an annual motorcycle race that takes place on the island. The TT is one of the most dangerous and prestigious motorcycle races in the world, and it attracts riders and fans from all over the globe. The race has been held since 1907, and it is known for its challenging course, which includes many narrow and winding roads. The TT is also known for its high speeds, with riders reaching speeds of up to 200 miles per hour.