KolnTriangle
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Why go
- A public observation platform on the top floor and roof offers panoramic views over Cologne through fully glazed walls.
- The tower takes its name from its Reuleaux-triangle floor plan, with three curved sides surrounding a round core.
- Rainer Gross’s entrance-hall mural tells the history of Deutz through typography.
- Rainer Gross’s 10-metre Deutz Twins water installation stands west of the entrance on Ottoplatz; its pool is illuminated in the evening.
Opening hours
Today11:00 – 22:00Show all
What you see
- Cologne Cathedral stands directly across the Rhine from the observation platform.
Know before you go
- Opening hours: Monday–Thursday and Sunday, 11:00–20:00; Friday–Saturday, 11:00–22:00.
- The viewing platform closes during storms and thunderstorms.
- Dogs and suitcases are not permitted in the tower.
Interesting facts4
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29 floors
The tower has 29 floors and is the second-tallest high-rise on Cologne’s right bank.
Kölntriangle - Wikipedia -
The facade combines glass and aluminium.
Cologne Triangle -
2020
The large glass tiles, each measuring 1 × 2 metres, were completely renovated in 2020.
Kölntriangle - Wikipedia -
Two gates connect the building to LVR-Horionhaus and form a publicly accessible courtyard.
Kölntriangle - Wikipedia
Shorts
History
- 2004–2006Developed as an investment property for the Rheinische Versorgungskassen and designed by Dörte Gatermann of Gatermann + Schossig.
- During planning and constructionThe tower’s height became a political issue, and Cologne-Deutz’s high-rise plan was revised amid the debate.
- 2 September 2006The building and viewing platform officially opened; WDR’s Aktuelle Stunde broadcast live from the platform that evening.
How to get there
- TramTram: lines 1, 7 and 9 stop at nearby Deutzer Freiheit.
- TrainTrain: the tower is a short walk from Köln Messe/Deutz station.
- BikeBicycle: racks are available at the main entrance and beside the underground parking garage.
Sources: Kölntriangle - Wikipedia · Cologne Triangle · Historical Park Deutz – Cologne Triangle · Kölntriangle - Wikipedia · Kölntriangle - Wikipedia · checked 29 Sep 2026
- Website
- koelntrianglepanorama.de/
- Phone
- +49221355004100
Questions and answers
Does the KolnTriangle viewing platform have its own entrance?
Yes. The viewing platform has a separate entrance.
How many lifts and steps does KolnTriangle have?
The building has five lifts travelling at 4 metres per second and 565 steps.
Who operates the KolnTriangle viewing platform?
Rheinland Kultur GmbH operates the platform under the name Cologne View.
Has KolnTriangle appeared on television?
Scenes from Herzog and several WDR Tatort episodes were filmed inside. Deutschland sucht den Superstar held castings there in 2006, 2007, 2010 and 2017.
Does WDR report on Kölner Lichter from KolnTriangle?
Yes. WDR regularly reports on Kölner Lichter from the viewing platform.
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