Built around 1865, this fortress played an important role in the history of Riyadh. The recapture of the city happened here at the turn of the century. The sand coloured brick constructing with its four towers is a popular tourist attraction and provides a glimpse on the past of Saudi Arabia. The word musmak means "strong, fortified".

All the cultural relics excavated from the Three Gorges area and other historical collections of the original city museum are housed here. With high-tech facilities, the museum vividly displays the geologic features, species, changes in local culture and customs, as well as models of the massive Three Gorges Dam Project.

Museo Santa Clara is a former church built in the 17th century. These days it is open as a museum and is jam packed full of beautiful art. You can both discover the colonial-era Baroque architecture and explore temporary modern art exhibitions. Don’t miss the murals and the 950 wooden, hand-carved and gold-foiled flowers covering in the ceiling.

The National Museum of Colombia houses in a sprawling 19th century prison built in the style of a fortress. Without a doubt, this is the biggest and oldest museum in Colombia. Permanent exhibitions will introduce you to over 20,000 archaeology and ethnography samples from Colombian treasures dating 10,000 years BC, up to twentieth century indigenous and afro-Colombian art and culture. Fine art lovers must not miss the chance to see paintings by masters Débora Arango, Fernando Botero, Enrique Grau, Ignacio Gomez Jaramillo, Santiago Martinez Delgado, Alejandro Obregón, Omar Rayo, Andrés de Santa María and Guillermo Wiedemann.