Archaeologists Discovered a 2,200-Year-Old Pyramid. They Can't Explain its Purpose—Yet.
created: March 26, 2025, noon | updated: March 31, 2025, 8:01 p.m.
<p>The site may have started as a guard tower to protect a road and collect taxes, but experts aren’t certain.</p>
8 months, 3 weeks ago: Latest Content - Popular Mechanics