Ilkley, nr Otley, Yorkshire

Darwin was staying in Ilkley and taking water cure treatments when On the Origin of Species was published in November 1859.

Water cure treatments

He finished working on the proofs on 1 October then travelled to Ilkley on 2 October, recording in his diary, ‘I am worn out & must have rest…’.

Darwin and his family stayed here at Wells Terrace while he took water cure treatments, which included cold water baths.

Cartoon image of a snake disappearing through closing door

Last year nearly 100,000 specimens were loaned to scientific institutions and researchers worldwide.