Free Walking Tour Berlin

When: Every day 10am & 12pm every day
Where: The meeting point is in front of the ehemaliges Kaiserliches Postfuhramt Berlin, Oranienburger Straße, 10117 Berlin, Germany, next to the entrance.
Price: Free

What is the significance of the Archenhold Observatory at Treptower Park in Berlin, Germany?

by | Mar 7, 2024 | Walking Tour

Located in the beautiful Treptower Park, Berlin, the Archenhold Observatory is a renowned astronomical institution that offers a gateway to the wonders of the universe. With its rich history, state-of-the-art facilities, and commitment to education and research, the observatory provides an exciting and accessible space for astronomer enthusiasts of all ages.

History of the Archenhold Observatory

The Archenhold Observatory was established in 1896 by Friedrich Simon Archenhold, a passionate astronomer and inventor. Archenhold’s vision was to create an observatory accessible to the general public, fostering an appreciation for the cosmos.

A notable feature of the observatory is its iconic “Great Refractor” telescope, which held the title of the world’s longest refracting telescope for several decades. This telescope played a significant role in advancing scientific knowledge and captivating the imaginations of visitors.

Exploring the Observatory’s Facilities

When you visit the Archenhold Observatory, you can expect to encounter a wealth of fascinating exhibits and activities:

Great Refractor

The standout attraction of the observatory is the Great Refractor. With its impressive 21-meter length, it offers an incredible viewing experience. This historical telescope remains fully operational, allowing visitors to witness celestial objects in remarkable detail.


The Archenhold Observatory is also home to a modern planetarium equipped with state-of-the-art technology. Inside the dome-shaped theater, visitors can enjoy immersive shows that transport them to distant planets, explore galaxies, and learn about the wonders of our universe.

Astronomy Exhibits

Engaging exhibits take visitors on a journey through the cosmos. From interactive displays explaining the formation of stars to models representing the scale of our solar system, the observatory’s exhibits provide educational and awe-inspiring experiences for all.

Public Programs and Educational Opportunities

The Archenhold Observatory is dedicated to promoting scientific literacy and encouraging a fascination with astronomy. They offer a range of public programs and educational opportunities to engage visitors:

Astronomy Courses and Workshops

Aspiring astronomers can enroll in courses and workshops designed to deepen their understanding of the universe. From stargazing techniques to astrophotography, the observatory offers a wide range of learning opportunities for both beginners and advanced learners.

Public Observing Evenings

On selected evenings, the observatory hosts public observing sessions where visitors can use telescopes under the guidance of expert astronomers. These events provide a unique opportunity to witness celestial bodies up close and learn more about the wonders of the night sky.

Visiting the Archenhold Observatory

For those planning to explore the Archenhold Observatory, here are some useful tips:

Opening Hours and Admission

The observatory is open on Sundays, Mondays, and Tuesdays from 9 AM to 1 PM and can be accessed with a valid admission ticket. It is recommended to check the official website for the most up-to-date information on opening hours and admission fees.

Getting There

The Archenhold Observatory is conveniently located within Treptower Park in Berlin. It can be easily reached by public transportation, including buses and trains. Check local transport schedules and plan your journey accordingly.

Plan Your Visit

Before visiting, it’s a good idea to check the observatory’s website for any special events, exhibitions, or temporary closures. This will help you make the most of your visit and ensure you don’t miss out on any exciting opportunities.

With its rich history, impressive facilities, and commitment to public education, the Archenhold Observatory at Treptower Park is a must-visit destination for anyone with a curiosity about the universe. Whether you’re a seasoned astronomer or a beginner seeking to explore the mysteries of outer space, the observatory offers an enlightening and unforgettable experience.

Thank you for reading. If you're inspired by the stories of Berlin and want to delve deeper, why not join us on our Free Berlin Walking Tour? It's a wonderful way to immerse yourself in the city's rich history and vibrant culture. We look forward to welcoming you soon.



  • 3.5 hours walking tour
  • Berlin’s major highlights
  • Brandenburg Gate
  • Reichstag and Berlin Wall
  • Historical sites

Free Walking Tour Berlin

When: Every day 10am & 12pm every day
Where: The meeting point is in front of the ehemaliges Kaiserliches Postfuhramt Berlin, Oranienburger Straße, 10117 Berlin, Germany, next to the entrance.
Price: Free