Can I register marriage anywhere in India?

Sir aapne video bnayi ki aligarh mein same day court Merriage kare mein aligarh se hu sir pehle to aapne bola tha ki gaziyabad or Delhi se he same day Merriage hoti hai ab kya rules mein badlav kiya hai kya mein aligarh se he court Merriage kr skta hu safety process hai bha please reply one day mein he Merriage certificate or entimetion sab ho jayega please btayega kya ye legal hai aligarh se ho skta hai same day or safe bhi