The Gateway Arch in St. Louis creates a fascinating optical illusion. Click to read the full fact.
The post WTF Fun Fact 13647 – The Optical Illusion of the Gateway Arch appeared first on WTF Fun Facts.
The Gateway Arch in St. Louis creates a fascinating optical illusion. Click to read the full fact.
The post WTF Fun Fact 13647 – The Optical Illusion of the Gateway Arch appeared first on WTF Fun Facts.