SS Christopher Columbus
Overview
 
The SS Christopher Columbus was an American
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...

 excursion liner
Passenger ship
A passenger ship is a ship whose primary function is to carry passengers. The category does not include cargo vessels which have accommodations for limited numbers of passengers, such as the ubiquitous twelve-passenger freighters once common on the seas in which the transport of passengers is...

 on the Great Lakes
Great Lakes
The Great Lakes are a collection of freshwater lakes located in northeastern North America, on the Canada – United States border. Consisting of Lakes Superior, Michigan, Huron, Erie, and Ontario, they form the largest group of freshwater lakes on Earth by total surface, coming in second by volume...

, in service between 1893 and 1933. She was the only whaleback
Whaleback
A cargo steamship of unique design, with a hull that continuously curved above the waterline from vertical to horizontal leaving, when fully loaded, only the rounded portion of the hull above the waterline, was unofficially called a "whaleback". With sides curved in towards the ends, it had a...

 ship ever built for passenger service. The ship was designed by Alexander McDougall, the developer and promoter of the whaleback design.

Columbus was built between 1892 and 1893 at Superior, Wisconsin
Superior, Wisconsin
Superior is a city in and the county seat of Douglas County, Wisconsin, United States. The population was 26,960 at the 2010 census. Located at the junction of U.S. Highways 2 and 53, it is north of and adjacent to both the Village of Superior and the Town of Superior.Superior is at the western...

, by the American Steel Barge Company. Initially, she ferried
Ferry
A ferry is a form of transportation, usually a boat, but sometimes a ship, used to carry primarily passengers, and sometimes vehicles and cargo as well, across a body of water. Most ferries operate on regular, frequent, return services...

 passengers to and from the World's Columbian Exposition
World's Columbian Exposition
The World's Columbian Exposition was a World's Fair held in Chicago in 1893 to celebrate the 400th anniversary of Christopher Columbus's arrival in the New World in 1492. Chicago bested New York City; Washington, D.C.; and St...

. Later, she provided general transportation and excursion services to various ports around the lakes.

At 362 feet (110 m), the ship was the longest whaleback ever built, and reportedly also the largest vessel on the Great Lakes when she was launched.
 
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