An iceboat is a recreational or competition sailing craft supported on metal runners for traveling over ice. One of the runners is steerable. Originally, such craft were boats with a support structure, riding on the runners and steered with a rear blade, as with a conventional rudder.

How does ice boating work?

An ice boat is a hull attached to a perpendicular cross piece called a runner plank. Three skates, or runners, are attached to the boat, one on each end of the plank and at the fore end of the hull. Ice boats are strictly wind powered and need relatively snow-free ice to sail.

What is a DN ice boat?

The DN is 12 feet (3.7 m) long, with a 21 inch (53 cm) wide cockpit and an 8-foot (2.4 m) wide runner plank. The 16 foot (4.9 m) mast supports 60 square feet (5.6 m²) of sail area. ... The DN is the world's most popular ice boat for both recreational and racing sailing.