Oliver G. Traphagen House

The Duluth Armory is a former armory and event venue in the East Hillside neighborhood of Duluth, Minnesota, United States. It was built in 1915 for the National Guard and naval militia, and expanded in 1941. From the beginning the National Guard also rented out the drill hall as an event venue, as it provided a larger and more flexible space than any other local venue until the construction of the Duluth Arena-Auditorium in 1966.In 1978, it was purchased by the city and its use as an armory was discontinued. Since 2000, the armory has been threatened with demolition, though efforts are ongoing to renovate the building. Since 2004 a non-profit organization called the Armory Arts and Music Center has been working to rehabilitate the building as a cultural venue.The Duluth Armory was listed on the National Register of Historic Places in 2011 for its state-level significance in the theme of military history and local significance in the theme of entertainment/recreation. It was nominated for its role as the home base of a critical port's peacekeeping and disaster response forces, and for being Duluth's largest cultural event venue until 1966.

The Duluth Curling and Skating Club in Duluth, Minnesota was an indoor venue, with several surfaces for athletic pursuits. The building was the home of the Duluth Curling Club for over 60 years and also served as the primary ice hockey rink in the region after the demolition of the Duluth Amphitheater.

Endion School is a former school building in the East End/Endion neighborhood of Duluth, Minnesota, United States. Built in ornate Richardsonian Romanesque style with a unique design on a prominent hilltop site, it has been a local landmark since its construction in 1890. Endion School was listed on the National Register of Historic Places in 1983 for its local significance in the theme of architecture. It was nominated as the finest surviving example of Duluth's Late Victorian school buildings.The footprint of Endion School is two squares overlapping at one corner. This unique design by local architect Adolph F. Rudolph allowed for classrooms with windows on two sides radiating around a central staircase.A two-story annex was added to the rear of the building in 1950. It was placed at a slight distance with a connecting hallway so all four of the original wing's ornate façades would remain visible. Endion School closed in the 1970s. It has since reopened as an apartment building.

Chester Terrace is a historic rowhouse in Duluth, Minnesota, United States. Built in 1890, it was designed in Romanesque Revival style by Oliver G. Traphagen and Francis W. Fitzpatrick. It was listed on the National Register of Historic Places in 1980 for its local significance in the theme of architecture. It was nominated as one of Duluth's outstanding examples of a Romanesque Revival rowhouse.Chester Terrace was built using brick and brownstone. The design features towers, turrets, gables, and finials. The building is named after Chester Creek, which flows into Lake Superior near the building.

The Duluth Amphitheater in Duluth, Minnesota was an indoor, artificial ice rink. The venue was one of the first two artificial rinks in Minnesota (the other being the Minneapolis Arena) and hosted a variety of games in the Duluth area.

Leif Erikson is a Viking ship replica built to commemorate the voyage of Leif Erikson who is credited with reaching North America over one thousand years ago.

The Episcopal Diocese of Duluth was a diocese of the Episcopal Church in the United States of America. The diocese was created as the Missionary District of Duluth in 1895 as a result of the division of the Diocese of Minnesota. The Missionary District was reconstituted as a diocese at its twelfth annual convocation on June 19, 1907. The diocese reunited with the Diocese of Minnesota in 1944. The former cathedral in Duluth, Minnesota was sold to a Lutheran church in 1956.

East End / Endion is a neighborhood in Duluth, Minnesota, United States. 21st Avenue East, East 2nd Street, and East 3rd Street serve as three of the main routes in the community.

The Kitchi Gammi Club is the oldest incorporated club in the U.S. state of Minnesota, founded in 1883. Its historic clubhouse in Duluth, Minnesota, was built from 1912 to 1913. In 1975 the clubhouse was listed on the National Register of Historic Places for its state-level significance in the theme of architecture. It was nominated for its fine Georgian/Gothic Revival design by Bertram Goodhue and its superlative craftsmanship.

The Hartley Building is a historic office building in Duluth, Minnesota, United States. It was designed by architect Bertram Goodhue of New York City and built in 1914. The Hartley Building was listed on the National Register of Historic Places in 1989 for having local significance in the theme of architecture. It was nominated for its exemplary Tudor Revival architecture and its status as one of four local buildings designed by Goodhue, the only nationally recognized architect to produce multiple commissions in early Duluth.Goodhue's other Duluth works are the Kitchi Gammi Club (1912), St. Paul's Episcopal Church (1912), and the Cavour Hartley House (1915).

Pilgrim Congregational Church is a Congregational church in Duluth, Minnesota. The current building at 2310 East Fourth Street has English Gothic architecture.

The Bergetta Moe Bakery is a historic commercial building in Duluth, Minnesota, United States. Constructed around 1875, it is one of Duluth's oldest standing buildings. It was listed on the National Register of Historic Places in 1976 for its local significance in the theme of architecture. It was nominated for exemplifying the simple wood-frame, gabled style that characterized Duluth's first-generation architecture.