Known for its beautiful location, impossibly steep hills and iconic Golden Gate Bridge, San Francisco is one of America’s most cosmopolitan cities. Test your knowledge of the ‘city by the bay’ with these multiple choice questions...

Covering a fifth of the world's land area, Africa is our planet's second largest continent. Test your knowledge of its countries and its people with these multiple choice questions.

Comprising the five boroughs of Manhattan, Queens, Brooklyn, the Bronx and Staten Island, New York City is a vibrant metropolis boasting one of the world’s most recognisable skylines. Test your knowledge of America’s most populous city with these multiple choice questions...

Usually the result of weathering and erosion, unique rock formations are found all over the world - sometimes in splendid isolation and sometimes creating spectacular landscapes that stretch for miles. Test your knowledge of some of the world’s most famous rocks with these multiple choice questions...