Polar explorer and adventurer Ann Bancroft's latest journey took her to the Ganges River in search of fresh water. She tells Lynne Rossetto Kasper all about it. Plus, Sabrina Ghayour chats with Russ Parsons about simplifying Persian and Middle Eastern cooking traditions, Holly De Ruyter shares the history of Wisconsin supper clubs with Shauna Sever, and No. 7 Sub's Tyler Kord stands up for vegetables in sandwiches. In addition, Jekka McVicar gives us the lowdown on celery leaf.