13 and 14 September
Heritage Open Days Leiden
During the weekend of 13 -14 September 2025, more than 30 monumental buildings in Leiden open their doors to the public. This is a unique opportunity to visit old places rich in history, ancient homes and university buildings.
Many monuments host small exhibitions, as well as performances by choirs from Leiden. In 2025 the theme will be Architectural Heritage. From historical crafts used to restore buildings to religious heritage, from vibrant clubs and societies to academic traditions and customs: discover how Leiden’s heritage is alive and kicking.
When
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Daily starting from september 13th, 2025 until september 14th, 2025
from 12:00 to 17:00
from 10:00 to 17:00