Open today from 10-21
The observatory 18-21
Feb.-Jan.
06.-03.
Exhibition / The Library Hall

Ole Rømer and the Great Discovery

Experience the tower’s historical introductory exhibition, which tells the story of the discovery of the speed of light, the person behind it, and Rømer’s connection to the Round Tower.

Read more
Oct.-Jan.
02.-03.
Exhibition / The Library Hall

Light Echoes

Can the past and the present coexist? How does light shape our understanding of time? Where does the known end, and where does the unknown begin? And what happens when artists and scientists explore this boundary together?

Read more
Oct.-Mar.
05.-31.
Astronomy / The Observatory

Look Through the Telescope

Join our amateur astronomers for a night of star gazing. During the winter months, the Observatory is open and manned every Tuesday and Wednesday evening from 18 to 21.

Read more
Oct.
29.
Concert / The Library Hall

ROUND TOWER CLASSICS: NOVO Quartet

How does and echo of light sound? You may find out this evening, when NOVO Quartet, one of Europe’s leading young string quartets, visits the Round Tower to interpret the current exhibition through a very special performance that connects music and light.

Read more
Nov.
05.
Guided tour, Special event / In tower and church

Experience the secrets of the Trinitatis Complex

Denne novemberaften fejrer Trinitatis-komplekset lyset med åbne døre til hemmelige rum, som normalt ikke er en del af besøget. Kom med bag kulisserne i Rundetaarn og Trinitatis Kirke, hvor du kan gå på opdagelse i bl.a. den gamle lejlighed og kirkens krypter, blive klogere på Ole Rømer, høre musik fra kirkeorglerne og få et kig på stjernehimlen fra Observatoriet.

Read more
Nov.
07.
Performance, Talk /

Experience the Artwork Light Cone Come to Life

Experience Light Cone from the current special exhibition as it comes to life in a poetic three-act performance by researchers and artists Jo Verwohlt and Pieter Steyaert. The performance will be followed by a 30-minute talk between the artist-researcher duo and astrophysicist Anja C. Andersen.

Read more
Dec.
21.
Concert /

The Hesitation of Light – a concert performance in the historic Spiral Ramp

On the shortest day of the year, when daylight reaches its minimum, experience the hesitation of light interpreted in a musical performance by artists Sonja Strange and Barbara Skovmand.

Read more
Rundetaarn
Privacy Overview

This website uses cookies so that we can provide you with the best user experience possible. Cookie information is stored in your browser and performs functions such as recognising you when you return to our website and helping our team to understand which sections of the website you find most interesting and useful.