Highlight • Cave
Hiking
4.8
(38)
The Merkensteinhöhle is a historically significant cave nestled just below the impressive ruins of Merkenstein Castle in Gainfarn, a charming part of Bad Vöslau, Lower Austria. Recognized as a natural monument, this cave offers a fascinating glimpse into the region's geological and human past. Situated at an elevation of approximately 473 meters, the Merkensteinhöhle is a notable landmark for those exploring the scenic landscapes near Vienna.
What truly captivates visitors to the Merkensteinhöhle is its rich, layered history and the…
This Highlight is in a protected area
Please check local regulations for:
Tips
July 8, 2017
Hiking
March 29, 2020
Hiking

Sign up for a free komoot account to get 2 more insider tips and takes.
Sign up for free
Nearby routes
Best routes near Merkenstein Cave

4.7
(101)
347
hikers
Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

4.9
(27)
189
hikers
19.5km
06:07
750m
750m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

4.8
(26)
134
hikers
Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Details
Informations
Elevation 470 m
Weather
Powered by Foreca
Friday 15 May
12°C
7°C
51 %
Additional weather tips
Max wind speed: 23.0 km/h
Most visited during
January
February
March
April
May
June
July
August
September
October
November
December
Access to the Merkensteinhöhle cave can be inconsistent. While the main entrance is often secured by a locked iron door, some visitors have reported finding it open. Others have successfully accessed the cave through a smaller opening or hatch located near the main entrance, often to the right.
Yes, guided tours are often the most reliable way to experience the Merkensteinhöhle, especially given its archaeological and historical sensitivity. These tours can provide deeper insights into its past as a refuge, a site of prehistoric finds, and its geological significance.
The Merkensteinhöhle is approximately 72 meters long and has a 15-meter difference in altitude from its entrance to its deepest point. It is formed within Baden dolomite breccia.
While the surrounding area and the Merkenstein ruins are generally family-friendly for hiking, direct access into the cave itself might be challenging for very young children due to its often restricted entry and the need for sturdy footwear and a light source. It's best suited for families with older children who are comfortable with adventurous exploration.
The cave has a rich history, serving as a waste disposal site for Merkenstein Castle inhabitants, a refuge during the Turkish wars of 1529 and 1683, and a site for prehistoric finds. It was also involved in the 'Austrian cave fertilizer campaign' during World War I due to its phosphate-rich earths.
While the hiking trails around the Merkensteinhöhle and Merkenstein ruins are generally dog-friendly, direct access into the cave itself with a dog would be extremely difficult and not recommended due to the confined spaces and potential need to squeeze through small openings.
For exploring the cave, sturdy footwear with good grip is essential. A reliable light source, such as a headlamp or flashlight, is also highly advisable due to the cave's darkness. Even if not entering the cave, appropriate hiking attire for the surrounding trails is recommended.
Yes, the Merkensteinhöhle is located just below the Merkenstein Castle ruins, which offer historical interest and potentially scenic views. The surrounding area is also geologically significant, with evidence of ancient marine life, such as sea cows, having been discovered nearby.
While specific public transport routes directly to the cave entrance can vary, visitors can typically reach Bad Vöslau by train. From there, local buses or a taxi might be necessary to get closer to the Merkenstein ruins and the cave. It's advisable to check current schedules and connections before your trip.
Parking is generally available in the vicinity of the Merkenstein ruins, which are located just above the cave. However, during peak times or on weekends, these spots can fill up quickly. Arriving earlier in the day is often recommended to secure a convenient parking space.
The Merkensteinhöhle itself can be visited year-round, though access might still be inconsistent. However, winter conditions on the surrounding hiking trails, especially those leading to the cave and ruins, could be challenging due to snow or ice. Always check local weather and trail conditions before a winter visit.
The cave is formed within Baden dolomite breccia. The broader area around the cave and castle was once a sea approximately 12 to 16 million years ago, and fossils of ancient marine life have been discovered, highlighting its significant geological past.