Some of our greatest feats of engineering are the structures that span rivers and bays across the globe. How much do you know about the world's most famous bridges?

Japan is an island country in Asia known for its distinctive culture and traditions. A fascinating mix of the historical and the modern, how much do you know about this nation?

As well as providing drainage channels for surface water and habitats for a diverse range of creatures, rivers boast some truly amazing scenery. Test your knowledge of the world's rivers with our multiple choice questions.

Amongst the world's most popular tourist destinations, Spain is known for its geographical and cultural diversity. How much do you know about Western Europe's second largest country?