Lessee...which ones are at least a good effort...

Well I think The Bone Necklace of the Blackfeet Chief goes next since they at least got to the artifact. So now its all losses. lol
2x02 - The Secret Battle Plan of Nathan Hale
2x03 - The Golden Stallion of Ali Baba
2x04 - The Silver Cannonball of Grandy Nanny
2x05 - The Walking Stick of Harriet Tubman
2x06 - The Lost Love Letter of Captain John Smith
2x10 - The Cracked Crown of the Spanish King
2x11 - The Imperial Purple Robe of Empress Theodora
2x12 - The Stone Head of the Evil King
2x20 - The Ivory Elephant of Scheherazade
2x21 - The Sacred Ring of Sultan Suleiman
2x22 - The Plumed Headdress of Cosa Rara
2x24 - The Lost Lion Tail of Little John
2x25 - The Shriveled Hand of Efoua
2x26 - The Mask of the Man in the Iron Mask
2x27 - The Crown of Queen Nzinga
2x29 - The Silk Sash of Mulan
2x30 - The Golden Goblet of Attila the Hun
2x33 - The Golden Pepperoni of Catherine de Medici
2x36 - The Missing Weather Maps of Charles Lindbergh