Ukrainian Catholic Eparchy of Chicago

The American Ornithological Society (AOS) is an ornithological organization based in the United States. The society was formed in October 2016 by the merger of the American Ornithologists' Union (AOU) and the Cooper Ornithological Society. Its members are primarily professional ornithologists, although membership is open to anyone with an interest in birds. The society publishes the two scholarly journals, The Auk and The Condor as well as the AOS Checklist of North American Birds. In 2013, the American Ornithologists' Union announced a close partnership with the Cooper Ornithological Society, including joint meetings, a centralized publishing office, and a refocusing of their respective journals to increase efficiency of research. In October 2016, the AOU announced that it was ceasing to operate as an independent union and was merging with the Cooper Ornithological Society to create the American Ornithological Society.

The Field Museum of Natural History (FMNH), also known as The Field Museum, is a natural history museum in Chicago, Illinois, and is one of the largest such museums in the world. The museum is a popular natural-history museum for the size and quality of its educational and scientific programs, as well as due to its extensive scientific-specimen and artifact collections. The permanent exhibitions, which attract up to two million visitors annually, include fossils, current cultures from around the world, and interactive programming demonstrating today's urgent conservation needs. The museum is named in honor of its first major benefactor, the department-store magnate Marshall Field. The museum and its collections originated from the 1893 World's Columbian Exposition and the artifacts displayed at the fair.The museum maintains a temporary exhibition program of traveling shows as well as in-house produced topical exhibitions. The professional staff maintains collections of over 24 million specimens and objects that provide the basis for the museum's scientific-research programs. These collections include the full range of existing biodiversity, gems, meteorites, fossils, and rich anthropological collections and cultural artifacts from around the globe. The museum's library, which contains over 275,000 books, journals, and photo archives focused on biological systematics, evolutionary biology, geology, archaeology, ethnology and material culture, supports the museum's academic-research faculty and exhibit development. The academic faculty and scientific staff engage in field expeditions, in biodiversity and cultural research on every continent, in local and foreign student training, and in stewardship of the rich specimen and artifact collections. They work in close collaboration with public programming exhibitions and education initiatives.

Big Beaver Totem Pole is an outdoor 1982 sculpture by Norman Tait, installed outside Chicago's Field Museum of Natural History, in the U.S. state of Illinois.

Olmec Head, Number 8 is a 7-foot (2.1-meter) tall outdoor colossal head sculpture on the east side of the north entrance to the Field Museum of Natural History in Chicago, Illinois, that was created by Mexican sculptor Ignacio Pérez Solano (b. 1931) and installed in 2000. It is one of several reproductions of San Lorenzo Colossal Head 8, which is currently located at the Museum of Anthropology in Xalapa, Veracruz.

Man with Fish is an outdoor fountain and sculpture by German artist Stephan Balkenhol, installed outside Chicago's Shedd Aquarium, in the U.S. state of Illinois. It is made from bronze that was then painted, and is 16 feet tall.

Museum Campus is a 57-acre (23 ha) park in Chicago that sits alongside Lake Michigan in Grant Park and encompasses five of the city's most notable attractions: the Adler Planetarium, America's first planetarium; the Shedd Aquarium; the Field Museum of Natural History; Soldier Field, home of the NFL Chicago Bears football team; and the Lakeside Center of McCormick Place. Museum Campus sits adjacent to Northerly Island along the waterfront.

Shedd Aquarium (formally the John G. Shedd Aquarium) is an indoor public aquarium in Chicago, Illinois, in the United States. Opened on May 30, 1930, the 5 million US gal (19,000,000 l; 4,200,000 imp gal) aquarium was for some time the largest indoor facility in the world. Today it holds about 32,000 animals.Shedd Aquarium was the first inland aquarium with a permanent saltwater fish collection. It is located on Lake Michigan, on the Museum Campus Chicago, along with the Adler Planetarium and the Field Museum of Natural History. In 2015, the aquarium had 2.02 million visitors. It was the most visited aquarium in the U.S. in 2005, and in 2007, it surpassed the Field Museum as the most popular cultural attraction in Chicago. The aquarium contains 1,500 species, including fish, marine mammals, birds, snakes, amphibians, and insects. The aquarium received awards for "best exhibit" from the Association of Zoos and Aquariums (AZA) for Seahorse Symphony in 1999, Amazon Rising in 2001, and Wild Reef in 2004. It was designated a National Historic Landmark in 1987.

Christopher Columbus is a bronze statue by sculptor Carlo Brioschi. The statue of Christopher Columbus was installed in Chicago's Grant Park, in the U.S. state of Illinois. Created by the Milanese-born sculptor and installed in 1933, it was set on an exedra and pedestal designed with the help of architect Clarence H. Johnston. It was removed and put in storage in 2020.In 1933, Chicago celebrated its 100th anniversary with the Century of Progress World's Fair. In conjunction with the fair, Chicago's Italian-American community raised funds and donated the statue of the Genoese navigator and explorer Christopher Columbus. It was placed at the south end of Grant Park, near the site of the fair, and located east of S. Columbus Drive and north of E. Roosevelt Road. The bronze, beaux arts statue shows Columbus standing and gesturing into the distance with one hand. In his other hand, he holds a scrolled map at his side. On the sides of the statue's art deco pedestal are carved depictions of: one of Columbus' ships, the Santa Maria; astronomer and mathematician, Paolo Toscanelli, who plotted the course to the "New World;" the explorer, Amerigo Vespucci; and the seal of the City of Genoa. In the four corners of the pedestal are busts allegorically representing, Faith, Courage, Freedom, and Strength. Despite appearances, Brioschi's son has denied that the figure holding a fasces representing Strength was a portrait of Benito Mussolini.The statue was vandalized on June 13, 2020 in the ongoing George Floyd protests. After an incident on July 17, 2020, where a number of injuries occurred during a confrontation with police and an attempt to topple the controversial work, the statue was removed by July 24 order of Chicago's Mayor Lori Lightfoot.

The Powers of Ten films are two short American documentary films written and directed by Charles and Ray Eames. Both works depict the relative scale of the Universe according to an order of magnitude (or logarithmic scale) based on a factor of ten, first expanding out from the Earth until the entire universe is surveyed, then reducing inward until a single atom and its quarks are observed.

The Tadeusz Kościuszko Monument, also known as the Tadeusz Kościuszko Memorial and the Thaddeus Kosciuszko Memorial, is an outdoor sculpture by artist Kazimierz Chodziński depicting Tadeusz Kościuszko, installed in the median of East Solidarity Drive, near Chicago's Shedd Aquarium, in the U.S. state of Illinois. The statue was created in 1904, and was originally located in Humboldt Park.

Soldier Field is a multi-purpose stadium on the Near South Side of Chicago, Illinois, United States. Opened in 1924, the stadium has served as the home of the Chicago Bears of the National Football League (NFL) since 1971, as well as the Chicago Fire of Major League Soccer (MLS) since 2020; the latter of whom had previously played at the stadium from 1998 to 2005. Soldier Field has a football capacity of 61,500, and is the oldest stadium in the NFL and MLS. The stadium's interior was rebuilt as part of a major renovation project in 2002, which modernized the facility but lowered its seating capacity, eventually causing it to be delisted as a National Historic Landmark in 2006. Soldier Field has served as the home venue for a number of other sports teams in its history, including the Chicago Cardinals of the NFL and University of Notre Dame football, as well as the 1994 FIFA World Cup, the 1999 FIFA Women's World Cup, and multiple CONCACAF Gold Cup championships. In 1968, it hosted the inaugural World Games of the Special Olympics, as well as its second World Games in 1970. Other historic events have included large rallies with speeches, including by Amelia Earhart, Franklin D. Roosevelt and Martin Luther King Jr.

From the 1940s until 1968, Soldier Field (a stadium in the United States city of Chicago) was regularly used as an motorsport venue. During this time, the stadium had a short track, which was first used for auto racing in 1935 and was last used in 1970.