May 4, 2024 · • The Mercer Museum & Fonthill Castle will close early at 2:00 p.m. on Tuesday, December 24, 2024 for Christmas Eve and on Tuesday, December 31, 2024 for New Year's Eve. The last entry into Fonthill Castle will be at 1:00 p.m.

The Mercer Museum is a six-story reinforced concrete castle designed by Henry Mercer and completed in 1916. Today, it is one of Bucks County’s premier cultural attractions and a Smithsonian affiliate.

The Mercer Museum and Fonthill annually welcome visitors from all 50 states. Rollo's Fact 8 Henry Mercer was 51 when he began building the first of his three concrete structures, his home Fonthill, 1908-1910.

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The Mercer Museum is a six-story reinforced concrete castle designed by Henry Mercer and completed in 1916. Today, it is one of Bucks County’s premier cultural attractions and a Smithsonian affiliate.

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An astounding and comprehensive array of early American material culture forms the core of the Mercer Museum collection. Established in 1897, it is now recognized as one of the most extensive assemblages of artifacts associated with pre-1850 American folk-ways and technological history.

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• The Mercer Museum is currently refurbishing the Animals on the Loose exhibit for children and this exhibit is currently closed. We will reopen it in the coming weeks.

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