Gangtok is the centre point of sikkim Make sure if you want to see snow you will have to go North sikkim ( nathula pass with permit / one passport size photograph , Gurudongmar lake yumthang valley.) in south sikkim u can visit pelling and ravangla. If you want to explore whole sikkim you need 15 days to explore.
The Answer is you need to visit your nearby Visa agency as soon as possible you can. Only a visa consultant can help you to get your visa for Travel. https://aroticvisa.com
Well! Ultimately you are a boy! 😂
But keep going, keep posting, as you content level get increase your followers will eventually get increasing.
Keep up the good the woek
I suggest you itinerary for you
Day 1 : Are pondicherry morning and relax for while and later Paradise beach and later evening go to Gandhi beach.
Day 2 : Pondicherry city french colony and Aero vile beach( play in the beach) and enjoy food and booze in Pondicherry.
Day 3 : Morning see Auroville and enjoy time in beaches and later travel in the evening to your destination.
Food
beaches
booze
French colony
Gandhi beach In the evening and lot's of things
take room near Auroville it's best place to stay in Pondicherry.
please check before traveling any test or e pass or regarding covid 19.
or if you want you can travel to Mahabalipuram it's 100 kms from pondicherry ( Day excursion it's beach and monuments)