Kartarpur corridor has been opened by the government of India and Pakistan as well. This helps people to visit the place where the founder of Sikhism Sri Guru Nanak Dev Ji spent the last 18 years of his life and set himself as an example in front of people that they can pray to God even by living in a family.

Steps to follow if you want to visit there
1. Get a Passport
2. Register yourself on https://prakashpurb550.mha.gov.in/kpr/
You will get ETA form and take the copy of it with you. 
3. Take 20 US dollars
4. Follow the route
Route= Dera Baba nanak> Indian Immigration> Border cross> Pakistan Immigration> Kartarpur Sahib

Note:- There is Money exchange available in Pakistan But if You want to skip the queue Take the dollars with You.

Kartarpur Sahib is a must-visit place and you will find really a strong bond with people of your neighboring country. And it's different from the media and political image of that country.
Question related to it
Ques:-Do you need a passport?
Ans:- Yes

Ques:-Where the visa stamp is put?
Ans:- On ETA form by Indian Immigration and 20$ ticket is stamped by Pakistan govt.
(No stamp is put on passport)

Ques:-From where the corridor connect in India?
Ans:- Dera Baba Nanak in Amritsar.

Ques:-Will I be able to go to other countries?
Ans:-Yes because they require a passport but don't put a stamp on it. It is just required for verification.

Ques:-How much money I can take?
Ans:-The money limit is 25000 Indian rupees or 5000 US dollars

Ques:-How much weight I can take?
Ans:-1 bag of not more than 7 kgs.

Ques:-Can I use my Aadhaar card for verification?
Ans:-No, only a passport is required.

Ques:- Is it only for Sikhs?
Ans:- No, It is for everyone not based on religion.

Ques:- Can I stay at night in Kartarpur Sahib?
Ans:- No, You have to return to India till Evening.

Ask me if you have more questions.