In 1883, a volcano on the island of Krakatoa, which sits between Java and Sumatra in Indonesia, exploded. That explosion was heard by people in over 50 different geographical locations, spanning an area covering a thirteenth of the planet.

Saturday's explosion and eruption of the volcano on Hunga Tonga may rival what Krakatoa did 139 years ago.

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People In Australia, Canada, And Alaska Heard The Sonic Boom From Hunga Tonga

In case geography isn't your thing, those places are nowhere near where the volcano went off.

EarthSky.org reports that approximately 200,000 lightning events took place near Tonga in the first hour of the eruption, and that barometers around the world recorded the pressure wave from the South Pacific explosion.

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Alaska, Canada, Australia, And New Zealand May Have Heard It, But We Felt It Here In Illinois

In the Chicago area, the eruption caused pressure fluctuations that were recorded at multiple weather stations, including at O'Hare, says the National Weather Service.

What an Rockford, Illinois Drive-In Theater Might Look Like After an Apocalypse

What once housed 1 screen and could hold 700 cars now resembles a scene straight from an end-of-the-world movie.

LOOK: Stunning vintage photos capture the beauty of America's national parks

Today these parks are located throughout the country in 25 states and the U.S. Virgin Islands. The land encompassing them was either purchased or donated, though much of it had been inhabited by native people for thousands of years before the founding of the United States. These areas are protected and revered as educational resources about the natural world, and as spaces for exploration.

Keep scrolling for 50 vintage photos that show the beauty of America's national parks.