Wow, lots of voting here!

Definitely time for an update. And my next vote goes to Blackbeard's Treasure Map. For it is memorable for Sabrina's terrible performance in the temple.
1x02 - The Golden Cup of Belshazzar
1x04 - Wild Bill Hickok and the Dead Man's Hand
1x09 - The Star of Sultan Saladin
1x10 - The Keys to the Alhambra
1x11 - The Helmet of Genghis Khan
1x12 - The Trojan Horseshoe
1x14 - The Lost Logbooks of Magellan
1x15 - The Moccasins of Geronimo
1x17 - The Lucky Pig of Amelia Earhart
1x18 - Ponce de Leon and the Lost Fountain of Youth
1x19 - The Treasure Map of Jean Lafitte
1x20 - The Oracle Bowl of Delphi
1x21 - The Paintbrush of Leonardo da Vinci
1x22 - The Golden Chains of Zenobia
1x23 - The Belly Button of Buddha
1x24 - The Stolen Arm of Shiva
1x25 - The Stone Marker of Leif Ericson
1x26 - The Helmet of Joan of Arc
1x27 - The Medal of Sir Edmund Hillary
1x29 - The Golden Jaguar of Atahualpa
1x30 - The Silver Saddle Horn of Hannibal
1x31 - Alexander and the Gordian Knot
1x32 - King Tut's Cobra Staff
1x34 - The Codebook of Mata Hari
1x35 - Pecos Bill's Lost Lariat
1x38 - The Collar of Davy Crockett
1x39 - The Snake Bracelet of Cleopatra
1x40 - The Treasure of Anne Bonny
2x01 - The Silver Horseshoe of Butch Cassidy
2x02 - The Secret Battle Plan of Nathan Hale
2x03 - The Golden Stallion of Ali Baba
2x04 - The Silver Cannonball of Grandy Nanny
2x06 - The Lost Love Letter of Captain John Smith
2x07 - The Diary of Dr. Livingstone
2x08 - The Bone Necklace of the Blackfeet Chief
2x09 - The Mush Pot Hat of Johnny Appleseed
2x10 - The Cracked Crown of the Spanish King
2x11 - The Imperial Purple Robe of Empress Theodora
2x15 - The Electrified Key of Benjamin Franklin
2x19 - The Very Tall Turban of Ahmed Baba
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
2x28 - The Two-Cornered Hat of Napoleon
2x30 - The Golden Goblet of Attila the Hun
2x31 - The Leopard-Skin Cloak of Annie Oakley
2x36 - The Missing Weather Maps of Charles Lindbergh
2x39 - The Bonnet of Dolley Madison
3x01 - The Bifocal Monocle of One-Eyed Jack
3x02 - The Comet-Embroidered Battle Flag of William the Conqueror
3x03 - The War Fan of the Forty-Seven Ronin
3x04 - The Much-Heralded Helmet of Sir Gawain
3x05 - The Lion-Headed Bracelet of Chandragupta
3x06 - The Lion-Slashed Jacket of Sacagawea
3x08 - The Thornwood Gavel of Judge Roy Bean
3x09 - The Snow Cone of Mt. Kilimanjaro
3x10 - The Upside-Down Compass of Henry Hudson
3x11 - The Bent Shaving Pan of Jedediah Smith
3x12 - The Marble Armrest of Xerxes
3x14 - The Mystical Spellbook of the Imperial Wizard
3x15 - The Useless Map of the Chibcha Chieftain
3x16 - The Golden Spider Web of Robert the Bruce
3x19 - The Dried Apple Half of William Tell
3x20 - The Missing Portait of Hans Holbein
3x21 - The Ivory Hunting Horn of Roland
3x24 - The Enormous Feather of the Me Linh
3x25 - The Red Sash of Tokugawa Ieyasu
3x27 - The Lily-Crested Crown of Clovis I
3x29 - The Metal Beard of the Egyptian Queen
3x31 - The Lost Taj Mahal Turban of Aurangzeb
3x32 - The Melted Head of Madame Tussaud
3x33 - The Pearl Necklace of Gwalior
3x34 - The Bullet-Riddled Handbag of Belle Boyd
3x35 - The Lost Whale Bone of Pytheas
3x36 - The Dried Ear of Corn of Sojourner Truth
3x37 - The Jeweled Scabbard of Sforza
3x38 - The Good-Luck Watch of Empress Eugenie
3x39 - The Ruby Earring of Benzibab