El Deposito Museum) is a history museum in the city of San Juan in Metro Manila, Philippines, which features the Carriedo water system, including the El Deposito underwater reservoir.

[2] The Museo El Deposito is housed inside a two-storey building on top of the El Deposito underground reservoir and is beside the Museo ng Katipunan, another museum.

The audiovisual room narrates the period prior to the establishment of the Carriedo Waterworks in 1882, the Resource Center features artifacts, photographs, prints and scale models, while the virtual reality room provides a re-enactment of the Battle of San Juan del Monte to the museum visitors.

[1] An entrance to an aqueduct of the El Deposito itself is also visible in one portion of the museum.

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