National Historic Landmarks Reopen House Day!

18aprAll DayNational Historic Landmarks Reopen House Day!

Event Details

We’re celebrating the International Day for Monuments and Sites on April 18th by welcoming visitors back to the region’s National Historic Landmarks. Over 20 participating historic sites will offer tours for visitors, virtual programs, special events, discounts & prizes, and much more!

•  Plan ahead by learning about the city’s National Historic Landmarks (NHLs) on this interactive NHL map.

•  You can also purchase a beautifully illustrated map of the Landmarks by visiting

•  Post your pictures on social media using #NHLinPHL and #18April to share your love of Philly’s National Historic Landmarks and be entered into a drawing to win a free Philadelphia Heritage Map!

Historic Germantown Sites include: Germantown Historical Society/Historic Germantown

Johnson House Historic Site



Historic Rittenhousetown


NOTE: Hours and events vary; please confirm with site websites or individual calendar listings here. 



All Day (Sunday)

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