Here is some pic of cloud mining farm.
Cloud mining is basically like mining farm house in which some company invest in it they are using same machine heavy sound and much more things pay huge electric bill and provide you could mining in which you only need to pay some fees to buy hash power for 2 year or 5 year based on company policy
So here is some of the best cloud mining website ever.
1 EOBOT.com
Eobot is cloud mining website provide very friendly interface for user it's one of the best and easiest web site ever i used, so friend if you have no investment then join 
Currently I'm Mining STEEM click here to visit
2 Genesis-mining.com
Genesis mining is one of the largest cloud mining and leading hash power provider in the world.
VISIT THIS SITE @www.genesis-mining.com
3 Hashflare.io
Hashflare is another good website this website i same like Gensis mining, and provide very friendly user interface widely used and paying website.
Click here to visit this site@https://hashflare.io