Bangkok is a restless and chaotic metropolis and an essential part of a trip to Thailand. The impossibly bejewelled Grand Palace should really be visited and if you have time, take a trip to Wat Arun (one of the oldest and best known landmarks in Bangkok) and Wat Po which is home to a huge reclining Buddha. The more adventurous head for the notorious backpacker’s road Khao San, the bazaars and alleyways of Chinatown