Enger Tower is an 80 feet (24.4 m), five-story

Storey

A storey or story is any level part of a building that could be used by people...

 blue stone

Blue stone

Blue stone is a generic mineral description commonly applied to a variety of minerals. Perhaps the most common reference is to the hydrated copper sulfate mineral, chalcanthite. The name "blue stone" is also applicable to lazurite, the core constituent of lapis lazuli, a sulfide of sodium aluminium...

 observation tower

Observation tower

An observation tower is a structure used to view events from a long distance and to create a full 360 degree range of vision. They are usually at least tall and made from stone, iron, and wood. Many modern towers are also used as TV towers, restaurants, or churches...

 atop Enger Hill in Duluth

Duluth, Minnesota

Duluth is a port city in the U.S. state of Minnesota and is the county seat of Saint Louis County. The fourth largest city in Minnesota, Duluth had a total population of 86,265 in the 2010 census. Duluth is also the second largest city that is located on Lake Superior after Thunder Bay, Ontario,...

, Minnesota

Minnesota

Minnesota is a U.S. state located in the Midwestern United States. The twelfth largest state of the U.S., it is the twenty-first most populous, with 5.3 million residents. Minnesota was carved out of the eastern half of the Minnesota Territory and admitted to the Union as the thirty-second state...

. The tower is at an elevation of 451 feet (137.5 m) above Lake Superior

Lake Superior

Lake Superior is the largest of the five traditionally-demarcated Great Lakes of North America. It is bounded to the north by the Canadian province of Ontario and the U.S. state of Minnesota, and to the south by the U.S. states of Wisconsin and Michigan. It is the largest freshwater lake in the...

, providing panoramic views of the Twin Ports

Twin Ports

The Twin Ports of Duluth, Minnesota and Superior, Wisconsin are located at the western part of Lake Superior and together are considered the largest freshwater port in the world. They are twin cities and seaports, connected to the Atlantic Ocean through the Great Lakes and the St. Lawrence...

. Each of the tower's levels has a lookout that is accessible by stairs. A green beacon

Beacon

A beacon is an intentionally conspicuous device designed to attract attention to a specific location.Beacons can also be combined with semaphoric or other indicators to provide important information, such as the status of an airport, by the colour and rotational pattern of its airport beacon, or of...

 mounted on top of the tower can be seen for many miles.

Dedicated by Crown Prince Olav and Crown Princess Martha

Princess Märtha of Sweden

Princess Märtha of Sweden , full name Märtha Sofia Lovisa Dagmar Thyra was the granddaughter of King Oscar II of Sweden and the consort of Crown Prince Olav of Norway . She was the first Crown Princess of Norway in modern times who was not also Crown Princess of Sweden or Denmark...

 of Norway

Norway

Norway , officially the Kingdom of Norway, is a Nordic unitary constitutional monarchy whose territory comprises the western portion of the Scandinavian Peninsula, Jan Mayen, and the Arctic archipelago of Svalbard and Bouvet Island. Norway has a total area of and a population of about 4.9 million...

 on June 15, 1939, the tower memorial

Memorial

A memorial is an object which serves as a focus for memory of something, usually a person or an event. Popular forms of memorials include landmark objects or art objects such as sculptures, statues or fountains, and even entire parks....

izes Bert Enger, a Norwegian immigrant

Norwegian American

Norwegian Americans are Americans of Norwegian descent. Norwegian immigrants went to the United States primarily in the later half of the 19th century and the first few decades of the 20th century. There are more than 4.5 million Norwegian Americans according to the most recent U.S. census, and...

who found success as a furniture seller and donated the land for Enger Park.

Originally the second floor contained several balcony sections. The balconies eventually fell into disrepair and were removed. Their former entrances are now blocked with metal bars.

In 2011, King Harald V and his wife Sonja came to re-dedicate the tower, which his father had dedicated 72 years before.