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The international date line was set in 1884

The international date line, established in 1884, passes through the mid-Pacific and roughly follows 180 degrees longitude.

Why it is true

It marks the boundary between one calendar date and the next. The line sits halfway around the world from the prime meridian.

We keep the original reference beside the claim so you can inspect the evidence and surrounding context yourself.

Crater Lake is 1,943 feet deep, the deepest lake in the United States.

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The world's largest waterfall is in the ocean beneath the Denmark Strait.

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Yellowstone has more than 10,000 hydrothermal features, and more than 500 of them are geysers.

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