Some of the spectacular tourist places to visit in Kolkata are: Indian Museum.
St. Paul's Cathedral Church.
Victoria Memorial Hall.
Jorasanko Thakurbari
Town Hall.
Saheed Minar.
Howrah Bridge.
Princep Ghat
Kolkata is all about food try KC Das, Golbari, Bhojhori Manna and many more.
For sight seeing
1)Victoria Memorial
2)Howrah Bridge
3)Princep Ghat
4) Belur Math
To see architectural beauty please visit Victoria memorial,st.paul's cathedral church, Indian museum,Princep ghat,Howrah bridge,Saheed minar,for amusement park please visit Eco park,Nicco park,Wax museum,aquatica,rabindra sarobar lake,if you want to just chill and have some food then visit park street,rabindra sadan-nandan,cofee house,college street,if you want to see old kolkata then north kolkata -bag bazar ghat,kumartuli.for shopping Dharmatala,garihat,south kolkata,salt lake,apart from that you can visit kalighat temple,dakhinswar temple,park street cemetery,zoo,botanical garden (howrah). and many more. but where ever you go you will find good food for sure.
Victoria Memorial, howrah bridge, jorasako , indian museum, eco prk, wax museum, birla temple, dakhineshwar temple, kali ghat mandir, princep ghat, park street cemetery, etc...