Haul up your first gold nugget.
Haul up a huge nugget, an idol or a treasure chest.
Haul up the Mother Lode.
Catch a mole carrying a diamond.
Use 10 sticks of dynamite.
Set off three TNT barrels in one chain.
Land a catch after the clock hits zero.
Clear every item from a level (TNT aside).
Open a cursed urn.
Finish Prospector's Creek.
Finish Mole Burrows.
Finish Powder Works.
Finish the Lost Temple.
Earn 30 stars.
Earn all 120 stars.
Spend $5,000 at the General Store.
Earn $100,000 in total.
Get three stars on a level.