Pretty much all of them. Illinois is not based on one religious group. Illinois has all kinds of religious peoples - Christian, Muslim, Hindi, Jewish, Shinto, Buddhist, Sikh - to name a few. We have atheists, too.
some do not eat certain meats
Crosses,sacred booksExcavation of artifacts, such as jewelry, pottery, and greenstone amulets, hints at religious rituals.
Although all Catholic churches do follow some of the same rituals, there are many that also have their own rituals. In the Ukrainian Catholic Church, some of the religious rituals include two types of liturgy, the Roman and Byzantine. The celebration of Ukrainian Christmas, the Feast of Jordan, and the season of Lent.
Most of Sufis' religious beliefs and rituals come from orthodox Islam, but some also come from Gnostic Christianity, Judaism, Hinduism, and Zoroastrianism.
Some forms of religion involve the worship of one's ancestors. In such a religion, the religious rituals would be ancestor rituals.
To the best of my knowledge the Hindus and the Catholic Church have nothing whatsoever in common in the way of religious rituals or ceremonies. The Catholic Church's rituals and ceremonies are rooted in the ancient Hebrew religion, not in the East.
Crosses, Jewelry and Sacred Books
Some martial arts are Taoist spiritual practices which are practiced daily. These martial arts are referred to generally as Neijia.
It would depend which religion or organization you are referring to. In some religions, rituals are a mainstay or worship. For others, education, evangelizing, or meditation are more important. Some rituals are considered cherished traditions in sororities and fraternities. In certain closed organizations, intense rituals can be a part of initiation.
some archeologist think that the great bath was used for religious rituals. They point out that bathing rituals are important in India's major religion, Hinduism.
Some interesting information about magic mushrooms is that, native people used them for religious rituals!
The festivals and rituals were part of the religious beliefs of the ancient Romans. If some god/goddess were credited with a favor or a benefit to the city, they were honored with a festival and certain rituals whose purpose was to insure the god's continuing favor.