Johannesburg, often referred to as Jozi or Joburg, is the largest city in South Africa and serves as the provincial capital of Gauteng province. Here are some key details about Johannesburg:

• Location: Johannesburg is located in the northeastern part of South Africa, in the Gauteng province. It is situated on the Highveld plateau, at an elevation of over 1,600 meters (5,200 feet) above sea level.
• History: Founded in 1886 following the discovery of gold in the area, Johannesburg quickly grew into a bustling mining town and became the economic powerhouse of South Africa. The city played a significant role in the country's history, particularly during the apartheid era, and was the site of many pivotal events in the struggle against racial segregation.
• Population: Johannesburg is the most populous city in South Africa, with a diverse population that reflects the country's multiculturalism. The city is home to people from various ethnic, cultural, and religious backgrounds, contributing to its vibrant and dynamic atmosphere.
• Economy: Johannesburg is the economic heart of South Africa and serves as the financial, commercial, and industrial hub of the country. The city's economy is diverse and robust, with key sectors including finance, mining, manufacturing, retail, and services. Johannesburg Stock Exchange (JSE), Africa's largest stock exchange, is headquartered in the city.
• Culture and Arts: Johannesburg boasts a thriving cultural scene, with numerous art galleries, theaters, music venues, and cultural festivals showcasing the city's creativity and diversity. The city is also home to a burgeoning street art scene, with colorful murals adorning many neighborhoods.
• Transportation: Johannesburg has a comprehensive transportation network, including highways, railways, and a busy international airport, O.R. Tambo International Airport, which serves as a major gateway to the African continent. The Gautrain, a rapid transit railway system, provides efficient transportation between Johannesburg, Pretoria, and the O.R. Tambo airport.
• Challenges: Despite its economic prosperity, Johannesburg faces challenges such as urban sprawl, inequality, crime, and social issues stemming from its complex history. However, efforts are underway to address these challenges and create a more inclusive and sustainable city for all residents.