Exploring Two Hole Cave in Austin, Texas. The Y Hole Cave.

Two Hole Cave is a series of connected caves located within Gus Fruh Park and Barton Creek Preserve in Austin, Texas. Two Hole Cave is located on the same cliffside as Hobo Cave, Gus Fruh Park Cave, and Bullet Cave. Look closely and Two Hole Cave is just right of Hobo Cave. This news article will describe the geology and natural wildlife of Two Hole Cave.

Now This “Two Hole Cave” is not to be confused with the Two Hole Cave that is located within Discovery Well Cave Preserve Park of Williamson County. That “Two Hole Cave” is located in Cedar Park, Texas. Two Hole Cave is known as The Y Cave and is also known as the “Y Hole Cave” too.

In order to access Two Hole Cave, you have to climb a steep slope on a hill at a 48º degree angle and navigate through a maze of boulders. The rugged terrain is difficult for anyone to navigate through. The high distance above ground makes accessibility difficult for many people.

Entry and accessibility into Two Hole Cave is quite difficult due to being located on the wall of a cliff and the steep rugged terrain that is on a hill that is at a 48º degree angle. The high distance above ground makes accessibility difficult for many people.

To access this cave, you need to climb a steep slope that is located on a hillside. The length of this steep slope is 43 feet long and at a 48º degree angle. There are huge boulders which make accessibility towards getting to Two Hole Cave difficult. Navigating through these boulders can be quite challenging. So wear proper hiking gear and climb with at least one person or climb with a group of 3 people and more.

Now entry into Two Hole Cave is only accessible by crawling as the height of this cave is 2 feet in height and 3 feet in width with no standing room. Sitting on the outside rim perimeter or edge is the only other option towards gaining access or entry.

This cave is best to explore from the outside due to its narrow size and small crawlspace. In the central part of Gus Fruh Park on the right side of a cliffside is where this cave be seen. Two Hole Cave is just right of Hobo Cave.

Two Hole Cave is “a cramped two-hole cave that is dry and moist”. Two Hole Cave has an arid temperature with mixed humidity. Humidity rating is 50% on the humidity index.

Two Hole Cave is only accessible by crawling as the height of this cave is 2 feet in height and 3 feet in width with no standing room. Sitting on the outside rim perimeter or edge is the only other option towards gaining access or entry. The shape of the interior of this cave is Y-shaped with a short 2 foot long entrance leading up to two separate split passages. This a Y Cave.

Two Hole Cave has no signs of wildlife whatsoever. No wildlife can be seen inhabiting this cave. Not even insects inhabit this cave. Shrubbery does not grow within this cave.

Two Hole Cave was formed out of all natural limestone and calcite. Stalagmites have formed inside of this cave. The primary type of rock formation you will expect to see inside and outside of this cave is native limestone as many caves in Central Texas have a rock formation of native limestone. No natural elements were found on the inside perimeter or outside perimeter either. No iron ore deposits were discovered as well.


Two Hole Cave is located below and underneath houses located at the address of 1804 Glencliff Drive, Austin, Texas, US 78704.