Loch Ness Monster is a steel roller coaster located at Busch Gardens Williamsburg in Williamsburg, Virginia. Manufactured by Arrow Development and designed by Ron Toomer, it was the first roller coaster in the world to feature interlocking loops. The roller coaster was opened within the park's Scottish hamlet, Heatherdowns, on June 2, 1978, and relates to the legend of the Loch Ness Monster. The roller coaster reaches a maximum height of 130 ft (40 m), with a maximum speed of 60 mph (97 km/h), and a total track length of 3,240 ft (990 m).