Decay 
To dream about something in decay represents the humiliation you've endured as a result of some situation. This dream could also suggest the demise of an old circumstance preceding the beginning of a new one, or a new phase in your life.
Ruins
To dream of ruins portend a variety of unfortunate events such as a romantic breakup, a business failure, a sickness, and a destruction of crops and properties.
To see ancient ruins suggests you will sorely miss the presence of friends as you travel abroad.
To see your property in ruins after a fire signifies reaching a low emotional state, along with a lingering thought to give up your fight. Stay strong, you will come across sudden good fortune when you least expect it.
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