Bhubaneswar Lingaraja Mandir
1-2 hours for Darshan
2-3 hours covering all the caves carved out for Jaina monks.
1 Full Day for visiting Zoological and Botanical garden.
1.5-3 hours for Darshan depending upon rush. You can enjoy Mahaprashad/abhada which is sold around 2:30 PM everyday after Madhyanna Dhupa Puja.
50Km from Puri. You can easily spot lots of dophins during morning hours between 7AM-9/10AM in their natural habitat. Thereafter you can spot them but due to lots of visitor/heat, number of dolphin coming out of water will be less.