Brazilian Giant Tawny Red Spider
This is one of the biggest spiders you can ever find as its leg span can reach up to 10.2 inches. Over time, these spiders have been made as pets to those who are brave enough to tolerate them. It means that it is common to find them in houses. They are native to South America. Hence, if you are planning to visit those countries, there is a possibility that you might come in close contact with them.