Project Management Professional® Certification (PMP) is a globally acknowledged professional certification program in project management, that legalizes a professional’s education and experience in project management.
It is known as the golden standard of Project Management and is acknowledged by organizations across the globe. 
There's a youtube playlist that you can refer to in case you want to learn PMP and get certified.
A wide range of industries are constantly on the lookout for PMP certified project managers like:-

Let me list down some of the advantages of doing it:
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Globally acknowledged certification
 
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Beef’s up your resume
 
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Leads to a steep hike in your salary
 
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Expands your market reach
 
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You get preference from the employers
 
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Provides you better job opportunities
 
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Enhances your project management skills
 
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Improves your performance
 
Hope this helps!