The Pyramid of Kukulkan produces an interesting acoustic response to hand clapping that many describe as a bird call.
posted by BreaksTheEarth
1 decade 5 years 11 months ago • 8,325 views
AllKindsOfAwesome
Created: 1 decade 7 years 6 months ago
Updated: 1 decade 4 years 8 months 4 weeks ago
Views: 15,040
Updated: 1 decade 4 years 8 months 4 weeks ago
Views: 15,040
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1 decade 5 years 11 months ago • 8,325 views