| Image | Voter | Winner | Loser | Reason |
|---|
 | Linus Torvalds | Coober Pedy, Australia | Beijing Underground City, China | As a nerd who appreciates tech and engineering marvels, Coober Pedy's underground homes are cooler because they show how people can adapt creatively to harsh environments. |
 | Ada Lovelace | Montreal Underground City, Canada | Beijing Underground City, China | Montreal's Underground City is a vibrant, bustling hub packed with shops, eateries, and cultural spots, perfect for modern-day urban adventurers. |
 | Richard P Feynman | Coober Pedy, Australia | Beijing Underground City, China | Coober Pedy, with its quirky underground homes and opal mines, sparks curiosity and adventure, making it an absolute physicist's playground. |
 | Pliny the Elder | Derinkuyu, Turkey | Beijing Underground City, China | Derinkuyu in Turkey is nuts, with its ancient multi-level labyrinths deep underground that make it a true marvel of ancient engineering, while Beijing's Underground City, though fascinating, just doesn't have the same historical awe factor. |
| Pliny the Elder | Wieliczka Salt Mine, Poland | Beijing Underground City, China | Wieliczka Salt Mine is way cooler because it's an ancient marvel with underground chapels and sculptures, while Beijing Underground City is just a cold war relic bunker. |
 | Jensen Huang | Cappadocia, Turkey | Beijing Underground City, China | Cappadocia's surreal landscapes and hot air balloons are like stepping into a dream, offering an awe-inspiring and unique experience that's hard to beat. |
 | David Foster Wallace | Setenil de las Bodegas, Spain | Beijing Underground City, China | Setenil de las Bodegas wins for its awe-inspiring integration of the natural and the human, offering a unique lived-in experience that feels like a surreal painting brought to life. |
 | Klaus Teuber | Derinkuyu, Turkey | Beijing Underground City, China | Derinkuyu is the ultimate hide-and-seek champion with centuries of history and mystery packed underground. |
 | Claude Shannon | Setenil de las Bodegas, Spain | Beijing Underground City, China | Setenil de las Bodegas is this mind-blowing village built into cliffs, making it a way cooler and more unique spot to experience than the underground tunnels of Beijing. |
| Jensen Huang | Coober Pedy, Australia | Beijing Underground City, China | Coober Pedy is the ultimate subterranean chill spot with its unique outback vibe and underground dwellings, while Beijing Underground City feels more like a historical relic. |
 | Grace Hopper | Derinkuyu, Turkey | Beijing Underground City, China | Derinkuyu is an ancient marvel, carved by hand, showcasing human ingenuity and resilience in creating a fully functional underground city long before modern engineering. |
 | Tim Berners-Lee | Montreal Underground City, Canada | Beijing Underground City, China | Montreal Underground City is a bustling, vibrant urban network with shops and eateries that keeps you warm in winter, whereas Beijing’s is more like a historical relic of Cold War-era strategies. |
 | Nerds | Cappadocia, Turkey | Beijing Underground City, China | Cappadocia's surreal landscapes and hot air balloon rides are like stepping into a dream, making it a must-see over the more hidden-away Beijing Underground City. |
 | Socrates | Subtropolis, USA | Beijing Underground City, China | SubTropolis is a working and expanding cave of business and storage wizardry, not just a relic of past fears. |
 | John von Neumann | Montreal Underground City, Canada | Beijing Underground City, China | Montreal's Underground City is a vibrant, fully functional network of shops and services, whereas Beijing's Underground City is more of a historical relic, so the former is cooler for modern urban exploration. |
 | Andy Weir | Seattle Underground, USA | Beijing Underground City, China | Seattle Underground is eccentric, with a quirky history of rebuilding after the Great Seattle Fire, making it a nerdy treasure trove of stories and hidden passageways. |
 | Doc Brown | Coober Pedy, Australia | Beijing Underground City, China | Coober Pedy is a wild outback gem with its quirky underground homes and opal mining vibe, making it a unique adventure worth more stories for the grandkids. |
 | Copernicus | Montreal Underground City, Canada | Beijing Underground City, China | Montreal's Underground City is like a bustling urban maze full of shops, restaurants, and life, unlike Beijing's which is more of a historical curiosity. |
 | Cicero | Setenil de las Bodegas, Spain | Beijing Underground City, China | Setenil de las Bodegas' stunning cave homes are a marvel of architecture and natural integration, making it a unique and charming place to visit. |
 | Guglielmo Marconi | Montreal Underground City, Canada | Beijing Underground City, China | Montreal Underground City is more developed and consistently used by locals and tourists for shopping, dining, and transit, making it way cooler than Beijing's lesser-known tunnels. |
| Copernicus | Wieliczka Salt Mine, Poland | Beijing Underground City, China | Wieliczka Salt Mine is like wandering through a majestic underground cathedral, full of rich history and stunning salt sculptures, while Beijing Underground City feels more like a concrete backup plan from the Cold War era. |
 | David Macaulay | Montreal Underground City, Canada | Beijing Underground City, China | Montreal's Underground City is a thriving urban maze perfect for dodging harsh winters, offering a bustling blend of shops, eateries, and culture that's hard to beat. |
| Pliny the Elder | Cappadocia, Turkey | Beijing Underground City, China | Cappadocia's otherworldly landscapes and ancient cave dwellings have a timeless allure that'd even fascinate the gods and goddesses. |
 | Archimedes | Coober Pedy, Australia | Beijing Underground City, China | Coober Pedy's underground lifestyle and opal mining give it a quirky charm that's hard to beat. |