https://www.oikoumene.org/en/press-centre/events/week-of-prayer-for-christian-unity
I make jewelry every year for this event; this is a picture of my 2018 prayer bracelet (8 large beads for the 8 days)
traditionally an octave of prayer beginning on January 18, on the Feast of the Chair of St. Peter in Rome, and then concluding on January 25, on the Feast of the Conversion of St. Paul ... christian unity continues year round in ecumenism
https://www.catholicculture.org/news/headlines/index.cfm?storyid=34994
(2018) this year's region is the Caribbean ...
https://nypost.com/2015/06/01/saints-be-praised-what-it-takes-to-get-a-caribbean-island-named-after-you/
On a Judeo-Christian perspective ... a sand floor synagogue in the caribbean -
https://www.smithsonianmag.com/travel/Caribbean-synagogue-sand-floor-180963581/
On an Abrahamic faith perspective ... a caribbean island mosque -
https://www.tripadvisor.com/Attraction_Review-g147389-d184709-Reviews-Mohammed_Ali_Jinnah_Memorial_Mosque-Port_of_Spain_Trinidad_Trinidad_and_Tobago.html
print the pdf international version booklet for the Week of Prayer for Christian Unity 2018 - (pdf download is automatic, just open pdf download, and print)
https://www.oikoumene.org/en/resources/documents/commissions/faith-and-order/xi-week-of-prayer-for-christian-unity/2018/2018/@@download/file/ENG%202018%20Booklet.pdf