A tiny island off the Caribbean coast of Columbia is the most densely populated island in the world.

500 people living  have made this man-made football field sized island their home.

From above: Santa Cruz del Islote. BBC.

Santa Cruz del Islote is located on the archipelago of San Bernado in a protected marine reserve and was built on a coral platform by pioneers 150 years ago.

It’s powered by a generator and two solar power stations.

Their main source of income is tourism where thousands of travellers come to walk its four main streets.

The locals built two swimming pool-sized aquariums to attract visitors, because they have no beaches. 

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