Claims about Hackman's secret tunnels are being repeated on TikTok ... for example, The Cheyenne Mountain Complex, which was built under 2,000 feet of granite in Colorado in 1957.

This technique was called fire-setting. Thousands of fire setters died in mountain tunnels from the toxic fumes and scorching heat, so you might want to consider another technique!

Animal lovers say the Cheyenne Mountain Zoo is a must, especially if you're visiting Colorado Springs with kids. Located south of the city, this facility makes it easy to get up-close to hundreds ...