See

The house of the Viceroy

Casa del Virrey

Reconstructed somewhat on the ruins of the original building. Don't miss the whale skeleton on display just to the west of it!

Listing from Wikivoyage: Colonia, CC BY-SA 4.0.

Updated 28 Sept 2026. Something wrong? Tell us.

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"Dr Bautista Rebuffo" Municipal Museum
Museo Municipal Dr. Bautista Rebuffo
Museum in two floors presenting objects of daily life 200 years ago as well as the works of scientists and explorers that have lived and worked in the town. In the room dedicated to a biologist there are various two-, six-, and eight-legged creatures on display, as well as small and very large fossils. If you're lucky you get to meet the offspring hanging next to the fusebox in the back corner. This museum is also where you buy the U$50 ticket that allows you into all eight museums.
Closed Tue
See
Casa Nacarello
Casa de Nacarello
A Portuguese 18th-century building: an example of a furnished home from those times.
Closed Tue
See
Regional Historical Archive
Archivo Histórico Regional
The house was built by the Portuguese in the 18th century and called "Casa de Palacios". The museum shows documents from the various epochs in Colonia's history.
Closed Sat Sun
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Naval Museum
Museo Naval
Enríquez de la Peña/San Francisco
Mon–Fri 11:00–17:00