Early Arrival Theory?

Answer

The early-arrival theory focuses on how the Beringia land bridge was discovered in the Ice Age. The bridge was discovered nearly 20,000 years ago. The evidence also supports the theory.
Q&A Related to "Early Arrival Theory?"
It would be if the americans came early.
http://wiki.answers.com/Q/What_is_the_early_arriva...
The physical and/or emotional stress on the human body experienced by many air travelers (whether it be excitement, fear, fatigue, nervousness or nausea) need not be heightened because
http://www.ehow.com/about_5048324_early-arrive-fli...
: Security screening entry points to the ticketed areas of the National Mall are currently scheduled to open at 7 a.m. (subject to change). Non-ticketed areas are generally open 24
http://www.nps.gov/inau/faqs.htm
Long before the "heightened state of security I always showed up 3 hours early for flights. I only fly internationally so I am going to be 10-24 hrs in flight. You have 3 hours
http://www.quora.com/Why-do-people-often-advise-yo...
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