What am I?

Travel a mile and I will change, travel a million and I will end as I started. What am I?

I am known to be bad luck when you see me in the dark and oh how I hate the rain but one thing is for sure you won’t hear me bark. What am I?

I have no doors but I have keys I have no rooms but I do have a space you can enter but you can never leave what am I

I am a activity dogs are very good at when a ball is thrown. What am I?

Riddles and Answers