Karel Warburg:
The Utrecht canals (Oudegracht)
Karel Warburg:
Blooming heather.
Karel Warburg:
Sunset Blaricummerheide
Karel Warburg:
Golden Glow
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De slikken en schorren van de verdronken zwarte polder.
Karel Warburg:
Breskens Harbor
Karel Warburg:
A sunset with pastel shades only.
Karel Warburg:
Together with my dog Skye, enjoying the sunset
Karel Warburg:
Nature park "Groene Jonker"
Karel Warburg:
The beauty of the blue Hour
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Blue Bells
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The harbor house
Karel Warburg:
An evening in Kinderdijk (archive)
Karel Warburg:
Fields full of hyacinths.
Karel Warburg:
Yellow Brem
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Colorful
Karel Warburg:
Sunset den Treek
Karel Warburg:
Sleedoorn Bloesem (Prunus Spinoza)
Karel Warburg:
Just a little sunshine after the fog.
Karel Warburg:
Black & white
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Go away, I'm eating
Karel Warburg:
Twins
Karel Warburg:
No bikes today
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Nature Park "het Twiske"
Karel Warburg:
Nature park "het Twiske"
Karel Warburg:
Damherten in de Amsterdamse waterleiding duinen
Karel Warburg:
Finally seeing blue skies again
Karel Warburg:
Ijsbrekers van Marken
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The Royal Dutch mint.
Karel Warburg:
Autumn decay