What is a ".dog" file and what does it do, i've googled it but i'd like a more indepth explanation.

Answer by Mimiwhatsup: Well is actually depends there is the Laughing Dog File where there is a bunch of pictures of laughing dogs and then there is the extension. The extension is actually for a game that people played back in the day called 'Cat's and Dogs'. File extension DOG is mainly used to organize and store digital images. The .dog file is a Graphic Images/Arts which is a Laughing Dog Screen Maker screen saver file.

No, the underground railroad was not an actual railroad.

Explanation:

It was a secret network of routes and safe houses used by black slaves in the U.S. to escape to free states or canada with the help of abolitionists who had sympathy to their cause.