" Pope Francis and members of the Vatican Curia travelled on Sunday afternoon to the "Casa del Divin Maestro,” a retreat center in Ariccia, located in the Alban hills just outside Rome. They are taking part in the week-long Curial Spiritual Exercises.Each day will include moments of prayer, meditation, and Eucharistic adoration."
RomeReports
"Eucharistic adoration may be done both when the Eucharist is exposed for viewing and when it is not...."The exposition of the Blessed Sacrament, for which either a monstrance or a ciborium may be used, stimulates the faithful to an awareness of the marvelous presence of Christ and is an invitation to spiritual communion with Him. It is therefore an excellent encouragement to offer Him that
As for "Eucharistic adoration"....
Thou shalt not make unto thee any graven image, or any likeness of any thing that is in heaven above, or that is in the earth beneath, or that is in the water under the earth: Thou shalt not bow down thyself to them, nor serve them:
Exodus 20:4,5