PENNSYLVANIA (WHTM) — On Saturday, Sept. 24, people can explore state-owned historic sites along the Pennsylvania Trails of History for free, according to a release from the Pennsylvania Historical & Museum Commission (PHMC).

The Pennsylvania Trails of History includes museums and historic sites organized along four theme-based “trails” (military, industrial, historic homes, and rural farms and villages) across the state.

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Historic sites in the Midstate that the public can visit for free on Sept. 24, according to the PHMC release, include:

More information about the Pennsylvania Trails of History can be found on the PHMC website.