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Helmert-Turm

A glimpse into Potsdam's geodetic legacy

Counts toward these achievements:

Potsdam: First Steps10 pts

Potsdam: Explorer25 pts

Potsdam: Insider50 pts

Perched on Telegrafenberg, the Helmert Tower offers a unique perspective into astronomical-geodetic studies and a scenic view of Potsdam's lush landscapes. Visit during early morning or late afternoon to see the sun cast a golden glow over the panorama. Discover where science meets nature in perfect balance.

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Did you know?

Built in 1893, the Helmert Tower serves as the trigonometric fundamental point of the Potsdam Datum, making it a central reference for geodetic measurements.

Quick Facts

Founded: 1893
Height: 15 m
Elevation: 91 m
Website: geschichte.telegrafenberg.de/bauten-2/helmert-turm

Guided Story

Feel the history in the air? Right in front of you stands the striking Helmert Tower, reaching up to 15 meters. Look to your right, and you'll spot the famous Michelson Interferometer. This is a perfect place to reflect on the 19th-century passion for science. Built in 1893, the tower stands as a silent witness to Earth's measurement research. If you glance further to your left, you'll see the Einstein Tower in the distance, another marvel on Telegrafenberg. The best time to be here is early morning or late afternoon when the sun bathes everything in a warm glow. Enjoy the tranquility and let the history wash over you.