I made a list of where the half pendant locations would have been in runs where a team took a full pendant or two to the temple.
Season 1
Blackbeard's Treasure Map: Wheel Room/Harmonic Convergence actuator
Wild Bill Hickok and the Dead Man's Hand: Throne Room ladder
John Henry's Lost Hammer: Wall Climb/Heart Room actuator
John Sutter and the Map to the Lost Gold Mine: Heart Room/Golden Idols actuator
The Keys to the Alhambra: Spider's Lair/Tomb of the Ancient Kings actuator
The Helmet of Genghis Khan: Golden Idols/Shrine of the Silver Monkey actuator
The Pendant of Kamehameha: Shrine of the Silver Monkey pedestal
Ponce de León and the Lost Fountain of Youth: Troubled Bridge/Observatory actuator
The Oracle Bowl of Delphi: Room of Harmonic Convergence ladder
The Paintbrush of Leonardo da Vinci: Wheel Room/Harmonic Convergence actuator
The Golden Chains of Zenobia: Observatory sundial
The Belly Button of Buddha: Bamboo Forest/Tomb of the Ancient Kings actuator
The Helmet of Joan of Arc: Bamboo Forest/Tomb of the Ancient Kings actuator
The Medal of Sir Edmund Hillary: Treasure Room/Shrine of the Silver Monkey actuator
The Golden Jaguar of Atahualpa: Well/Shrine of the Silver Monkey actuator
The Dragon Lady and the Blue Pearl: Shrine of the Silver Monkey pedestal
Robin Hood and Maid Marian's Silk Ladder: Wheel Room/Throne Room actuator
Lawrence of Arabia's Headdress: Observatory celestial light pedestal
The Collar of Davy Crockett: Wheel Room/Throne Room actuator
Season 2
The Silver Horseshoe of Butch Cassidy: Swamp/Dark Forest actuator
The Golden Stallion of Ali Baba: Pit of Despair/Throne Room actuator
The Silver Cannonball of Grandy Nanny: Heart Room/King's Storeroom actuator
The Diary of Doctor Livingstone: Swamp/Dark Forest actuator
The Bone Necklace of the Blackfeet Chief: Pit of Despair/Throne Room actuator
The Mush Pot Hat of Johnny Appleseed: Pit of Despair/Medusa's Lair actuator
The Imperial Purple Robe of Empress Theodora: Swamp/Dark Forest actuator
The Stone Head of the Evil King: Inactive Medusa's Lair/King's Storeroom actuator
The Lucky Medallion of Atocha: Inactive Medusa's Lair/King's Storeroom actuator
The Electrified Key of Benjamin Franklin: Pit of Despair/Medusa's Lair actuator
The Heart-Shaped Pillow of Annie Taylor: Pit of Despair/Throne Room actuator
The Ivory Elephant of Scheherazade: Troubled Bridge/Observatory actuator
The Jeweled Necklace of Montezuma: Swamp/Dark Forest actuator
The Shriveled Hand of Efoua: Troubled Bridge/Observatory actuator
The Mask of the Man in the Iron Mask: Rock Quarry/Laser Light Room actuator
The Silk Sash of Múlàn: Inactive Medusa's Lair/Laser Light Room actuator
The Leopard Skin Cloak of Annie Oakley: Inactive Jester's Court/Dark Forest actuator
The Snakeskin Boots of Billy the Kid: Pit/Laser Light Room actuator
The Golden Earring of Henry Morgan: Inactive Jester's Court/Dark Forest actuator
The Milk Bucket of Freydís: Pit/Laser Light Room actuator
The Missing Weather Maps of Charles Lindbergh: Inactive King's Storeroom/Shrine of the Silver Monkey actuator
The Broken Wing of Icarus: Pit/Mandarin Hand actuator
The Bonnet of Dolley Madison: Pit/Mandarin Hand actuator
Season 3
The Comet-Embroidered Battle Flag of William the Conqueror: Bottom right-hand corner of the Jester's Court/Dark Forest door
The War Fan of the 47 Ronin: Next to the Shrine of the Silver Monkey/Secret Password door
The Secret Map of the Bandit Queen: Bottom right-hand corner of the Jester's Court/Dark Forest door
The Thornwood Gavel of Judge Roy Bean: Above the Pit of the Pendulum/Tomb of the Headless Kings door
The Upside-Down Compass of Henry Hudson: At the base of the camera-right king's throne in the Tomb of the Headless Kings
The Smashed Printing Plate of Frederick Douglass: Next to the Shrine of the Silver Monkey/Secret Password door
The Mystical Spellbook of the Imperial Wizard: Above the left column of markers in the Chamber of the Sacred Markers
The Useless Map of the Chibcha Chieftain: Above the left column of markers in the Chamber of the Sacred Markers
The Discarded Seal of Ivan the Terrible: Bottom right-hand corner of the Jester's Court/Dark Forest door
The Mysterious Manuscript of Mary Shelley: Next to the Ancient Warriors/Shrine of the Silver Monkey door
The Dried Apple Half of William Tell: Above the Pit of the Pendulum/Chamber of the Sacred Markers door
The Missing Portrait of Hans Holbein: Next to the Shrine of the Silver Monkey/Secret Password door
The Royal Torque of Queen Boadicea: Next to the Ancient Warriors/Shrine of the Silver Monkey door
The Enormous Feather of the Mê Linh: Bottom right-hand corner of the Jester's Court/Dark Forest door
The Red Sash of Tokugawa Ieyasu: Next to the Shrine of the Silver Monkey/Secret Password door
The Broken Trident of Poseidon: At the base of the camera-right king's throne in the Tomb of the Headless Kings
The Lily-Crested Crown of Clovis the First: Next to the Ancient Warriors/Shrine of the Silver Monkey door
The Mussel Shell Armor of Apanuugpak: Bottom right-hand corner of the Jester's Court/Dark Forest door
The Metal Beard of the Egyptian Queen: Bottom right-hand corner of the Jester's Court/Dark Forest door
The Pearl Necklace of Gwalior: Next to the Ancient Warriors/Shrine of the Silver Monkey door
The Bullet-Riddled Handbag of Belle Boyd: Bottom right-hand corner of the Jester's Court/Dark Forest door
The Lost Whale Bone of Pytheas: Bottom right-hand corner of the Jester's Court/Dark Forest door
The Dried Ear of Corn of Sojourner Truth: Above the Pit of the Pendulum/Chamber of the Sacred Markers door
The Good Luck Watch of Empress Eugenie: Next to the Ancient Warriors/Shrine of the Silver Monkey door
The Ruby Earring of Benzibab: Above the Pit of the Pendulum/Tomb of the Headless Kings door
The Jewel-Encrusted Egg of Catherine the Great: Above the Pit of the Pendulum/Tomb of the Headless Kings door