Read three recent prayers written by U.S. Senate Chaplain Barry Black.

Read a meditation on the processions of Holy Week by Benedicta Ward, historian of Christian spirituality at the University of Oxford.

Read the funeral tribute to Martin Luther King, Jr. delivered at Ebenezer Baptist Church in Atlanta by Methodist theologian L. Harold DeWolf.

"Rather than to try to change God, prayer should change us, should make us better human beings. That is the ultimate purpose of prayer," says Cantor Abraham Lubin of Congregation Beth El in Bethesda, Maryland. We spoke with him as he prepared for the high holidays.

"We kind of gave our bodies to the medical community, we gave the minds to the psychiatrist, and we kept the spirit in the church. When you come to worship on Sunday morning, you don't leave your body outside the doors," says Reverend Delois Brown-Daniels of Advocate Health Care.

These rabbis, cantors, and Jewish leaders from the Washington, DC area are learning how to make synagogue worship more spiritually rewarding.

These ancient constructs have some very modern advocates, and they’re not just religious. Secular institutions have also discovered labyrinths as a meditation tool.