Eli5: why are there no ancient monumental structures in present day US? 1.81K viewsJanuary 28, 2024EngineeringOther Question100.55K January 28, 2024 0 Comments Mexico and Central America have plenty of ancient, monumental structures (e.g., Chichen Itza). But the continental US and Canada do not. Why? In: Engineering 18 Answers ActiveNewestOldest Anonymous Posted January 28, 2024 0 Comments Such informed, thoughtful answers. Thank you for reminding me why I love this subreddit. You are viewing 1 out of 18 answers, click here to view all answers. Register or Login
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