Secretz

X Y Secret Type Description of the location
37 4 Red Warp (RW) The SecretTeleporterTrigger is a Spikez Tile in the northeast corner of the map.
The RW will open north of the Spikez on the plateau.
The RW will take you to the area where there are four Coinz .
38 57 Question Mark Switch Located underneath an Ice Crystal near three Rolling Snow Ballz .
It createz a stairway up to a plateau, and another stairway down into the gully in the southeast corner of the map, where there is a Giant Ice Crystal.
Inside is the Warp Letter ... and four Moundz ! Do you have a Shovel with you?
This is a case where two headz (two Toolz!) are better than one.
Two Gruntz follow the openingz, so the Shovel Grunt can dig up the four Coinz . Both Gruntz then return the way they came.
Note that a 'purist' would have exactly one Red Warp and exactly one Question Mark Switch in a puzzle.