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2019-11-19 15:53 dustin  
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very nice puzzle! i think i remember that i've seen this cave several years ago, but back then i wasn't able to solve it ;d

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2019-11-19 16:37 shredder  
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welcome aboard peter! :) yes, very nice cave, i like the idea! :) \\\

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2019-11-19 18:58 Arno  
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yes, these caves look familiar! they were created for 'boulder remake' somewhere in 2009 (i guess...) :-)

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2019-11-19 21:00 dustin  
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yeah, i remember it was boulder remake where i saw this back then. there was some discussion whether this solution uses a brc-unique trick, but no, it works on any normal bd engine! ;d

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2019-11-20 12:09 Peter_NL_EU  
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Thanks,  
This is one of my best BD ideas.