Artist House Bangkok is a restored century-old canal home for workshops, art and slow observation; public puppet shows now require a private group booking.
The National Aviation Museum of the Royal Thai Air Force offers free walk-in access to historic aircraft, uniforms and aviation archives beside the BTS Sukhumvit Line.
Plan a visit to Rattanakosin Exhibition Hall with its two guided routes, THB 100 admission, multimedia galleries and practical old-town transport advice.