GeoBuff Daily Geography Trivia — Thursday, October 22, 2026

GeoBuff Daily Geography Trivia, the Thursday, October 22 edition — 10 geography questions with answers and explanations.

Each set is AI-assisted and reviewed by GeoBuff before it is published, and a new set is released every day.

This grand mosque is located in which capital city? The answer is Abu Dhabi. The Sheikh Zayed Grand Mosque is one of the world's largest mosques and a major architectural landmark in Abu Dhabi, the capital of the United Arab Emirates.

Which country's flag is this? The Rio Grande forms a significant portion of its northern border. The answer is Mexico. This is the flag of Mexico. The Rio Grande (known as Río Bravo del Norte in Mexico) runs along much of the border between Mexico and the United States.

Which Asian country uses the riyal as its official currency and is located on a small peninsula jutting into the Persian Gulf? The answer is Qatar. Qatar uses the Qatari riyal (QAR) as its official currency. The country occupies a small peninsula on the northeastern coast of the Arabian Peninsula, bordered by Saudi Arabia to the south.

This famous motorsport venue is located in which U.S. state? The answer is Texas. Texas Motor Speedway is a major motorsport venue located in Fort Worth, Texas. It hosts NASCAR, IndyCar, and other racing events and is one of the largest sports facilities in the country.

Which highlighted US state shares its name with a major river that forms its southern border and flows into the Mississippi? The answer is Ohio. The Ohio River forms the entire southern boundary of Ohio, flowing southwest until it joins the Mississippi River at Cairo, Illinois.

Which country's flag is this? It shares the longest international land border in the world with the United States. The answer is Canada. This is the flag of Canada. The Canada–United States border stretches approximately 8,891 kilometers (including the border with Alaska), making it the longest international land border in the world.

Which South American country is the world's largest producer and exporter of copper, with major mines located in the Atacama Desert? The answer is Chile. Chile is the world's top copper producer, accounting for roughly a quarter of global output. Its massive mines, including Escondida and Chuquicamata in the Atacama Desert, drive the country's export economy.

This historic square and mosque complex is located in which country? The answer is Iran. Naqsh-e Jahan Square (Imam Square) in Isfahan, Iran, is one of the largest city squares in the world and a UNESCO World Heritage Site, renowned for its stunning Islamic architecture.

Intel has built major semiconductor fabrication plants in which highlighted US state, home to a growing chip-manufacturing corridor? The answer is Arizona. Intel operates multiple fabrication facilities in Chandler, Arizona, making the state a key hub for advanced semiconductor manufacturing in the United States.

Which country's flag is this? It is home to the Sydney Opera House and Uluru. The answer is Australia. This is the flag of Australia. The Sydney Opera House is a UNESCO World Heritage Site and one of the most recognizable buildings in the world, while Uluru is a sacred sandstone monolith in the outback.