diff --git a/doc/upstream-training/source/slides/_assets/revised_timeline.png b/doc/upstream-training/source/slides/_assets/revised_timeline.png
deleted file mode 100644
index d3a70fdd..00000000
Binary files a/doc/upstream-training/source/slides/_assets/revised_timeline.png and /dev/null differ
diff --git a/doc/upstream-training/source/slides/howitsmade-events.rst b/doc/upstream-training/source/slides/howitsmade-events.rst
index 52421dbf..1d76356e 100644
--- a/doc/upstream-training/source/slides/howitsmade-events.rst
+++ b/doc/upstream-training/source/slides/howitsmade-events.rst
@@ -44,9 +44,10 @@ User Group Meetups
 Global Events and Releases
 ==========================
 
-.. image:: ./_assets/revised_timeline.png
-   :class: fill
-   :width: 100%
+- Each Release has two main events: PTG and the Summit
+- The PTG is scheduled around the start of a release to plan release goals
+- Summits take place around the middle of a release to exhibit accomplishments
+  and get feedback from users on the most recent release
 
 Project Team Gathering (PTG)
 ============================