# Gebarsten bolster van een paardenkastanje (Aesculus) 20-09-2020 (d.j.b.) 01

- By: Dominicus Johannes Bergsma
- Date: 2020-09-20
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Gebarsten_bolster_van_een_paardenkastanje_(Aesculus)_20-09-2020_(d.j.b.)_01.jpg)
- Rights: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/4/45/Gebarsten_bolster_van_een_paardenkastanje_%28Aesculus%29_20-09-2020_%28d.j.b.%29_01.jpg/1920px-Gebarsten_bolster_van_een_paardenkastanje_%28Aesculus%29_20-09-2020_%28d.j.b.%29_01.jpg
- Who can see it: Kids profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

Cracked skin of a Horse-chestnut Aesculus hippocastanum conker. Focus stack of 22 photos.

Location: The Famberhorst nature reserve is an important link in the ecological connection (green axis) between the Frisian lakes, the historic windbreak Omkromte, the nature reserve and park The Famberhorst Heremastate in Joure.