(Yahoo! News) Hernandez, 65, was relieved that the damage was only to her house, and hadn't harmed her grandchildren, who had been playing near the bed. This was a little too close to home, but she couldn't have been too surprised that a sinkhole had visited her city. Guatemala City is prone to spawning giant pits, which are often caused by tropical rain storms. Sinkholes are natural depressions in the earth that can range anywhere from a few feet to hundreds of acres wide, and measure a shallow foot to 100 feet deep. Click to read more.