Agenda and activities ARTIS is open daily again. Indoor locations such as the Planetarium are also open for visitors. Have a look at the daily schedule to see what shows you can visit. Daily schedule Take a look at today's activities and events. Visit the exposition: 'A better world starts with microbes' From October 4 to 31, visitors to Micropia will discover what clever solutions microbes can use to secure our future. start 8 September (English) Lecture series Cognitive strategies in the animal kingdom Learn how our brains relate to those of other animals.