Panama History Museum is in Casco Viejo of Panama, you can know the history since the arrival of the Spanish, to see original articles.
Mumo, Mola Museum is in Casco Viejo. It is a free museum that explains the origin and evolution of the molas of the Gunas.
La Merced Museum, is inside Nuestra Señora de La Merced Church in the Casco Antiguo, it is free and modern.
Panama Canal Museum is in Casco Viejo, in Panama City, we can see from pre-Columbian times to the Expansion of the Panama Canal.