Not all prisons are colorless concrete boxes. Around the world, from Denmark to England to India, there are high-security facilities that feature stunning architecture and interior design, businessinsider.com has reported.

Many of the most beautiful prisons are centuries-old, but some are more modern and feature sleek, simple designs.

Here is a sampling.

Austria’s Justice Center was designed by Joseph Hohensinn to let in ample light. There are two inscriptions by the entrance, each affirming inmates’ right to dignity and humanity.