# In the building south of the start, lower the counter to get [[Crystal Geode]]s. ('''sector 374''')
# On the west side of the hub, flip the switch for the lifts there, then ride the south one up. Jump south and head east across the bridge to a [[Morph Ovum]]. ('''sector 438''')
# On the south end of the central building, use the north wall there to reveal a [[Faithless: Trilogy#Custom Itemsitems|bundle of ethereal arrows]]. ('''sector 453''')
# Head south of the starting point to get a [[Map Scroll]]. ('''thing 389''' via "[[zdoom:Classes:SecretTrigger|secret trigger]]" thing 569)