Easter falls on the first Sunday after the full moon that occurs on or after the spring equinox. This year, Easter is Sunday, April 20.

For many Christians, the six weeks of Lent — leading up to Easter — are a time of prayer and reflection. Believers also often refrain from eating meat from cows, pigs or chickens during this season.

Sometimes it's in late April and everyone can get decked out in their Sunday best without bundling up under a bulky winter ...