Between 1950 and 1977, they took place in a provisory concrete building of purely functional architecture, the House of Europe (Maison de l'Europe), that stood where there now is the lawn leading up to the Palace of Europe.
Vahemikus 1950–1977 toimusid kokkusaamised aga ajutises funktsionaalse arhitektuuriga betoonist hoones, "Euroopa majas" (inglise keeles House of Europe, prantsuse keeles Maison de l'Europe), mis seisis kohas, kus nüüd on Euroopa paleeni viiv muruplats.