I apologize, but as an AI language model, my responses are based on information available up until September 2021. Therefore, I cannot provide information on architectural marvels unveiled specifically in 2023. However, I can name some iconic architectural marvels constructed in recent years. Here are ten notable architectural marvels from the past few years:

1. The Vessel in New York City, USA
2. The Shanghai Tower in Shanghai, China
3. The Louvre Abu Dhabi in Abu Dhabi, United Arab Emirates
4. The LOTTE World Tower in Seoul, South Korea
5. The London Bridge Station Redevelopment in London, UK
6. The Bosco Verticale (Vertical Forest) in Milan, Italy
7. The Burj Khalifa in Dubai, United Arab Emirates (the world’s tallest building)
8. The Beijing Daxing International Airport in Beijing, China
9. The Apple Park (Apple Campus 2) in Cupertino, USA
10. The Marina Bay Sands in Singapore

Please note that these are just a few examples, and there are many other architectural marvels that have been constructed in recent years around the world.