Mapped: The World’s Biggest Oil Discoveries Since 1868

Dec 27, 2019 | 11:00 GMT

Technological advances have helped increase the number of major oil discoveries, including offshore sites that previously had been unreachable.

A drillship off the coast of Brazil. A number of offshore oil and natural gas discoveries made over the past couple of decades had not been previously possible due to technological constraints.

(Brazil Photos/LightRocket via Getty Images)

Technology has driven a number of recent major energy finds, but discovery does not always mean that production will follow....