Krungthep Mahanakhon Amonrattanakosin Mahintharayutthaya Mahadilokphop Noppharatratchathani Burirom-udomratchaniwet Mahasathan Amonphiman Awatansathit Sakkathattiya Witsanu Kamprasit.
It is
Bangkok's full ceremonial name and translates as
City of angels, great city of immortals, magnificent city of the nine gems, seat of the king, city of royal palaces, home of gods incarnate, erected by Visvakarman at Indra's behest.
The name is even listed in Guinness World Records as the world's longest place name.