Cleveland is a city in the U.S. state of Ohio and the county seat of Cuyahoga County. Located along the southern shore of Lake Erie, it is situated across the Canada–United States maritime border and lies approximately 60 mi (97 km) west of Pennsylvania. Cleveland is the most populous city on Lake Erie, the second-most populous city in Ohio, and the 54th-most populous city in the U.S. with a population of 372,624 in 2020. The city anchors the Cleveland metropolitan area, the 33rd-largest in the U.S. at 2.18 million residents, as well as the larger Cleveland–Akron–Canton combined statistical area with 3.63 million residents.
Cuyahoga County is a large urban county located in the northeastern part of the U.S. state of Ohio. The county seat and most populous city is Cleveland. As of the 2020 census, its population was 1,264,817, making it the second-most populous county in the state.
Cleveland State University (CSU) is a public research university in Cleveland, Ohio, United States. It was established in 1964 and opened for classes in 1965 after acquiring the entirety of Fenn College, a private school that had been in operation since 1923. CSU absorbed the Cleveland-Marshall School of Law in 1969. Today it is part of the University System of Ohio, has more than 120,000 alumni, and offers over 200 academic programs amongst eight colleges. It is classified among "R2: Doctoral Universities – High research activity".
The Oregon Museum of Science and Industry is a science and technology museum in Portland, Oregon, United States. It contains three auditoriums, including a large-screen theatre, planetarium, and exhibition halls with a variety of hands-on permanent exhibits focused on natural sciences, industry, and technology, while transient exhibits span a wider range of disciplines.
Discovery World is a science and technology museum in Milwaukee, Wisconsin.
NASA John H. Glenn Research Center at Lewis Field is a NASA center within the cities of Brook Park and Cleveland between Cleveland Hopkins International Airport and the Rocky River Reservation of Cleveland Metroparks, with a subsidiary facility in Sandusky, Ohio. Its director is James A. Kenyon. Glenn Research Center is one of ten major NASA facilities, whose primary mission is to develop science and technology for use in aeronautics and space. As of May 2012, it employed about 1,650 civil servants and 1,850 support contractors on or near its site.
The Cleveland metropolitan area, or Greater Cleveland as it is more commonly known, is the metropolitan area surrounding the city of Cleveland in Northeast Ohio, United States. According to the 2020 census results, the six-county Cleveland, OH Metropolitan Statistical Area (MSA) consists of Cuyahoga County, Ashtabula County, Geauga County, Lake County, Lorain County, and Medina County, and has a population of 2,185,825, making it the 33rd-most populous metropolitan area in the United States and the third largest metropolitan area in Ohio. The metro area is also part of the larger Cleveland–Akron–Canton Combined Statistical Area with a population of over 3.7 million people, the most populous statistical area in Ohio and the 17th most populous in the United States.
Northeast Ohio is a geographic and cultural region that comprises the northeastern counties of the U.S. state of Ohio. Definitions of the region consist of 16 to 23 counties between the southern shore of Lake Erie and the foothills of the Appalachian Mountains, home to over 4.5 million people. It is anchored by the metropolitan area of Cleveland, the most populous city in the region with over 372,000 residents in 2020. Other metropolitan centers include Akron, Canton, Mansfield, Sandusky, and Youngstown. Northeast Ohio includes most of the area known historically as the Connecticut Western Reserve.
The Tech Interactive is a science and technology center that offers hands-on activities, labs, design challenges and other STEAM education resources. It is located in downtown San Jose, California, adjacent to the Plaza de César Chávez.
Cuyahoga Valley National Park is a national park of the United States in Ohio that preserves and reclaims the rural landscape along the Cuyahoga River between Akron and Cleveland in Northeast Ohio.
The Science Museum of Minnesota is a museum in Saint Paul, Minnesota, focused on topics in technology, natural history, physical science, and mathematics education. Founded in 1907, the 501(c)(3) nonprofit institution has 385 employees and is supported by volunteers.
Downtown Cleveland is the central business district of Cleveland, Ohio, United States. The economic and cultural center of the city and the Cleveland metropolitan area, it is Cleveland's oldest district, with its Public Square laid out by city founder General Moses Cleaveland in 1796.
COSI, officially the Center of Science and Industry, is a science museum and research center in Columbus, Ohio. COSI was opened to the public on 29 March 1964 and remained there for 35 years. In 1999, COSI was moved to a 30000 m2 facility, designed by Japanese architect Arata Isozaki along a bend in the Scioto River in the Franklinton neighborhood. COSI features more than 300 interactive exhibits throughout themed exhibition areas.
The Great Lakes Exposition was held in Cleveland, Ohio, in the summers of 1936 and 1937, along the Lake Erie shore north of downtown. The fair commemorated the centennial of Cleveland's incorporation as a city. Conceived as a way to energize a city hit hard by the Great Depression, it highlighted the progress that had been achieved in the Great Lakes region in the last 100 years and indicated the path for future progress. Covering over 135 acres of Cleveland's lakefront, it featured numerous attractions, including rides, sideshows, botanical gardens, cafes, art galleries, and much more. Similar to the Chicago World's Fair, the exposition also wanted to expose visitors to other countries' cultures, celebrate American industry, and promote local businesses. Although the Great Lakes Exposition was not as much of a world fair as the Chicago World's Fair was, the exposition drew 4 million visitors in its first season, and 7 million by the end of its second and final season in September 1937—a total of 13 million visitors.
Cleveland Metroparks is an extensive system of nature preserves in Greater Cleveland, Ohio. Eighteen reservations, which largely encircle the city of Cleveland, follow along the shore of Lake Erie and the rivers and creeks that flow through the region. Referred to unofficially as the 'Emerald Necklace', the network of parks spans over 25,000 acres (10,000 ha) and includes over 300 miles (480 km) of walking, bicycle, and horse trails as well as numerous picnic areas, nature education centers, golf courses, and countless fishing spots. In addition, the district includes the zoo in Cleveland. Four of the reservations are adjacent to Cuyahoga Valley National Park.
Ohio City is one of the oldest neighborhoods in Cleveland, Ohio. It is located immediately west of the Cuyahoga River.
The Orlando Science Center (OSC) is a private science museum located in Orlando, Florida. Its purposes are to provide experience-based opportunities for learning about science and technology and to promote public understanding of science.
Wind power in Ohio has a long history. As of 2016, Ohio had 545 megawatts (MW) of utility-scale wind power installations, responsible for generating 1.1% of the state's electricity. Over 1000 MW more were under construction or pending approval. Some installations have become tourist attractions. There has been a sudden increase in generating capacity, as the total wind power capacity in the state was just 9.7 MW in 2010.
The Akron, OH Metropolitan Statistical Area, sometimes referred to as Greater Akron, is defined by the United States Office of Management and Budget as an area consisting of two counties, Summit and Portage, in Northeast Ohio and anchored by the city of Akron. As of the 2020 census, the MSA had a population of 702,219. The Akron MSA is also part of the larger Cleveland–Akron–Canton, OH Combined Statistical Area, which has a population of 3,633,962 people as of the 2020 census, the largest metropolitan area in Ohio.
The Greater Cleveland Aquarium is an aquarium in Cleveland, Ohio. Occupying the historic FirstEnergy Powerhouse building located on the west bank of the Cuyahoga River in the city's Flats district, the aquarium, which opened in January 2012, consists of approximately 70,000 square feet (6,500 m2) of exhibition space and features 55 exhibits over 9 thematic concentrations representing both local and exotic species of fish. The facility is the only independent, free-standing aquarium in the state of Ohio and ended a 26-year period that the city lacked a public aquarium.
East 9th–North Coast 
