Cardiff Castle's underground tunnels and the hidden Victorian Gothic rooms offer a fascinating glimpse into the city's rich history that most tourists miss.

The Pontcanna and Canton districts are charming local neighborhoods with independent cafes, vintage shops, and a vibrant community atmosphere that showcase the authentic Cardiff lifestyle.

The Wales Millennium Centre in Cardiff Bay is an iconic modern architectural marvel with stunning design and cultural significance, while the Civic Centre features stunning Edwardian white buildings that represent the city's architectural heritage.

Cardiff offers unique experiences like urban coasteering in Cardiff Bay and the Doctor Who filming location tours, which provide exciting and unconventional ways to explore the city.

The Cardiff Castle Clock Tower provides breathtaking panoramic views of the city, but visitors must book tickets in advance to secure their spot for this remarkable experience.