Grab a checkpoint
Hitch a ride on one of Rhonda's inflated specimen bags
Find 10 stolen gold bars
Find 20 stolen gold bars
Find all 28 stolen gold bars
Rescue Harry's niece, Rhonda
Retrieve the Raj Diamond
Collect a Stone-Aged Rat
Rescue Quickclaw
Beat the game by finding Rhonda, Quickclaw, and the Raj Diamond
Beat the game having grabbed all 32 collectibles
Beat the game with a score of 193,000 or more