Comparison between Esperanto and Ido Comparison between Esperanto and Ido Ido, like Esperanto, is a constructed international auxiliary language. L. L. Zamenhof published his constructed language under the pseudonym Dr Esperanto in 1887. It immediately became popular, but soon people were making suggestions as to how they thought it might be improved. Zamenhof responded by making a list of possible changes to Esperanto and in 1894 put them before the Esperanto community. If accepted they would create what Dr Zamenhof called "a Reformed Esperanto". This proposed reformed Esperanto is sometimes referred to as Esperanto 1894. However, when the Esperanto community was invited to vote on
The Ludwik Zamenhof Centre a permanent exhibition - Bialystok of Young Zamenhof – and various temporary exhibitions, concerts, film projections, and theatre performances. Moreover, the Centre regularly holds panel discussions, lectures, and literary promotions. The Zamenhof Centre organises also numerous educational workshops for children and teenagers and introduces modern social and educational projects, such as Living Library and „Discover Bialystok” – an outdoor game realised in the urban area of the city. The building where the Ludwik Zamenhof Centre is situated was included in the Jewish Heritage Trail, which was opened in June 2008 in Bialystok. The Trail was created by a group of