Among the most difficult to save are those that live in water. David and Jane Pierce have owned — and loved — these koi fish for 25 years.Credit...Stella Kalinina for The New York Times ...

At Maha Kumbh, demand for Sanatan Dharma-themed t-shirts, kurtas, and caps has surged, with vendors catering to pilgrims' preferences for both modern and traditional designs. Younger devotees ...