# Where do East & West start and end, anyway? (Prime Meridian, antimeridian, and the International Date Line)

**URL:** <https://boards.straightdope.com/t/where-do-east-west-start-and-end-anyway-prime-meridian-antimeridian-and-the-international-date-line/1028690>\
**Category:** In My Humble Opinion\
**Created:** [March 22, 2026, 6:48pm UTC](https://boards.straightdope.com/t/where-do-east-west-start-and-end-anyway-prime-meridian-antimeridian-and-the-international-date-line/1028690 "2026-03-22T18:48:33Z")\
**Posts on this page:** 1\
**Showing post:** 33

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**Author:** ![Reply](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/reply/32/15952_2.png) [@Reply](https://boards.straightdope.com/u/Reply)\
**Post date:** [March 23, 2026, 2:36am UTC](https://boards.straightdope.com/t/where-do-east-west-start-and-end-anyway-prime-meridian-antimeridian-and-the-international-date-line/1028690/33 "2026-03-23T02:36:14Z")

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[Depends on how much AI was used to make it](https://boards.straightdope.com/t/ai-and-our-appreciation-of-the-arts-and-beauty-in-general/1028522), apparently.

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