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Los Angeles, California - It may be the city of angels, but LA is also at high risk of natural disasters. It sits on the San Andreas Fault, meaning that earthquakes are pretty common.

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Los Angeles, California -

The greater population of over 14 million is at risk from said earthquakes, as well as lethal wildfires that have been linked to climate change.

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Shanghai, China - China's most populated city is situated on the Yangtze River Delta, leaving it exposed to serious floods, storms, and typhoons.

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Shanghai, China - There are nearly 17 million people who could be potentially affected by natural disasters. A stretching coastline means water is dangerously abundant.

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Tehran, Iran - The Iranian capital has a greater population of over 15 million, who are all at risk of living on one of the world's most dangerous fault lines.

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Tehran, Iran - Tehran's population is exposed to earthquakes, and there have even been talks to relocate the capital to another city. Earthquakes in recent years have injured hundreds.

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Nagoya, Japan - In Nagoya, nearly 2.3 million are at risk of natural disasters. That's mainly because the city is located along the Ring of Fire, a chain of fault lines that create around 90% of the world's earthquakes.

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Nagoya, Japan - Tsunamis are a big risk in Nagoya, and a magnitude 9.0 earthquake killed as many as 6,700 people back in 2014.

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Kolkata, India - Nearly 18 million people live around Kolkata, located next to the largest river delta. There are floods year in and year out, overpowering the city's ancient drainage system.

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Kolkata, India - Storms, cyclones, and tsunamis are all quite common in Kolkata, a city without the appropriate infrastructure to beat out such terrors.

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Jakarta, Indonesia - Nearly 30 million are at risk around Jakarta, thanks to a lack of strong infrastructure that can withstand natural disasters.

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Jakarta, Indonesia - Believe it or not, 40% of Jakarta is below sea level, which leaves the super city vulnerable to floods.

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Osaka, Japan - Osaka has been historically devastated by natural disasters, like the Great Hanshin earthquake in 1995. Over 32 million are at risk in the Osaka-Kobe area.

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Osaka, Japan - Natural disasters are unpredictable, but the city is at risk because it's located on a coastal plain.

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Manila, Philippines - Manila has a dense population, half of which is vulnerable to earthquake damage and lethal storms.

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Manila, Philippines - Recent typhoons include Megi, which hit Manila but didn't lead to a high number of fatalities.

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Pearl River Delta, China - The low-lying Pearl River Delta has around 35 million who could be at risk of natural disasters. The urban density makes it a dangerous city in times of trouble.

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Pearl River Delta, China - It is considered the number one area at risk for storm surge, and the third highest for cyclone damage. River floods can also be quite common.

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Buenos Aires, Argentina - With a greater population of nearly 14 million, Buenos Aires can suffer from dangerous overheating and flooding from heavy rain.

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Buenos Aires, Argentina - Luckily, Buenos Aires has never had a truly devastating natural disaster, but poor infrastructure makes the city vulnerable to floods.

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Karachi, Pakistan - Karachi often gets hit with heavy rains and floods, with the risk of flooding rising year after year. Cyclones, droughts, and landslides are all observed in the Pakistani city.

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Karachi, Pakistan - Back in 2005, a high magnitude earthquake wreaked havoc across Pakistan, registering over 6,700 deaths.

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Tokyo, Japan - The futuristic city is still at risk to monsoons, river floods, and earthquakes. It's estimated that 80% of the population is exposed to serious danger.

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Tokyo, Japan - Tokyo is located on an active fault line in the Pacific, making it vulnerable to tsunamis. The 2011 Tōhoku earthquake and tsunami were recent examples of natural devastation.

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Dhaka, Bangladesh - As a rapidly growing urban center, Dhaka is one of the 20 cities that are most vulnerable to earthquakes around the world.

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Dhaka, Bangladesh - There are over 15 million people who could be affected by Dhaka's droughts, floods, and cyclones. The dense population makes problem-solving even harder in times of disaster.

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São Paulo, Brazil - São Paulo falls victim to flash-flooding from time to time, with around 20 million people in the potential danger zone.

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São Paulo, Brazil - Dozens of residents were killed by flooding and landslides back in 2011. Governing bodies have been criticized for a lack of disaster planning.

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New York-Newark, New York - New York City may be one of the richest and most revered cities, but the greater area has been historically devastated by natural disasters.

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New York-Newark, New York -

Back in 2012, the metro New York area was shaken by Hurricane Sandy. The city has a pretty strong infrastructure, but its coastal location means over 20 million are at risk of facing floods and rising sea levels.

See also: The deadliest disaster to ever happen in each state

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