Nothing online is trustworthy. Even websites that are supposed to be trusted and are supposed to be reliable are not full of reliable information. Even major websites that are run by big and trusted companies are using writing firms to write their websites and the writing firms are simply hiring the cheapest freelancers to do their work for them. It is true that the Internet has made it easier to find out basic facts such as the location of places, but even that information is commonly incorrect (as Google maps will happily prove).