Culture24, originally the 24 Hour Museum,[1] is a British charity which publishes websites, Culture24, Museum Crush and Show Me, about visual culture and heritage in the United Kingdom, as well as supplying data and support services to other cultural websites including Engaging Places.

[5] Past Culture24 chairman include John Newbigin, who was named as one of Wired Magazine's top 100 people shaping the digital world in May 2010.

The (now defunct) Museums, Libraries and Archives Council was working with Culture24 as one of its partners in furthering the council's digital agenda, specifically helping to deliver: More and better quality information on cultural opportunities to the public A coherent portal for cultural resources for teachers and learners Greater interaction with individuals and communities through use of Web 2.0 and social networking tools High quality standards in the management and preservation of digital resources.

[11] The main Culture24 website is a guide to museums, public galleries, libraries, archives, heritage sites and science centres.

Culture24 also runs a site for children, Show Me, which has online activities related to UK museums and galleries, including interactive games, quizzes and competitions.