New holy relics are created and venerated every year amid controversy and debate as millions of followers find hope in something greater than themselves.

The significance of the Crown of Thorns is explored, including a daring mission to save it when a fire erupted at Notre Dame in 2019.

The search continues for the Holy Grail, a relic linked to the Last Supper. A man in Italy recounts miracles he believes are from the Veil of Manoppello.

Fragments of the Holy Cross are found around the world. In Rio de Janeiro, a sacred splinter of the cross is publicly unveiled for the first time.