---
title: "Mysterious and changeable natural phenomenon"
url: "https://www.braunlage.de/en/tour/mysterious-and-changeable-natural-phenomenon"
description: "Your tour takes you to a spectacular natural phenomenon in the Harz - the Blue Lake. On your hike, you first get acquainted with the Schornsteinberg. It got its name because the charcoal burning operation channeled the smoke gases through a groove in the rock. Step by step, you approach your highlight. After a few kilometers, you see it, the Blue Lake. In spring, it shines blue and clear, and by summer it suddenly turns dark green. After a short rest, you head back to the cave village of Rübeland. HWN Stamp No.: 89"
language: "en"
type: "SportsActivityLocation"
image: "https://img.oastatic.com/img2/49839909/max/variant.jpg"
breadcrumb: "Root > Braunlage - Das Herz im Harz > Special > Destination.Data Details > Tour"
---

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Mysterious and changeable natural phenomenon
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- 7.28 km long
- Walking / hiking

- 2:17 h
- 7.28 km
- 220 m
- 234 m
- 372 m
- 475 m
- 103 m

Your tour takes you to a spectacular natural phenomenon in the Harz - the Blue Lake.

Your tour takes you to a spectacular natural phenomenon in the Harz - the Blue Lake. On your hike, you first get acquainted with the Schornsteinberg. It got its name because the charcoal burning operation channeled the smoke gases through a groove in the rock. Step by step, you approach your highlight. After a few kilometers, you see it, the Blue Lake. In spring, it shines blue and clear, and by summer it suddenly turns dark green. After a short rest, you head back to the cave village of Rübeland.

**HWN Stamp No.:** 89

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Harz: Magische Gebirgswelt

Good to know
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Best to visit

suitable

Depends on weather

- Jan
- Feb
- Mar
- Apr
- May
- Jun
- Jul
- Aug
- Sep
- Oct
- Nov
- Dec

Author

Julia Thienemann

Organization

Harz: Magische Gebirgswelt

License (master data)

Nearby
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View on map

- Place of interest
    
    
    - Cave/dripstone cave
- Tours
    
    5.06 km
    
    
    - Walking / hiking
    
    
    
    
    
    
    
    
    
    
    
    14.90 km
    
    
    - Walking / hiking
    
    
    
    
    
    
    
    
    
    
    
    6.42 km
    
    
    - Walking / hiking

**outdooractive**

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