Adha, a period of "communal enjoyment" for Muslims worldwide, has officially arrived. Here's what we've learned about the Islamic holiday.

Less spending, higher prices and fewer animal sacrifices subdued the usual festive mood as the Muslim holiday of Eid al-Adha was celebrated around the world. Eid al-Adha, known as the “Feast of Sacrifice,

Eid al-Adha follows the completion of the annual holy pilgrimage. Eid al-Adha will be observed following the sighting of the moon during the evening of Friday, June 6 through Monday, June 9, according to the Islamic Relief organization.