It's funny but I actually forgot why this cave is called moon cave. I guess it is because there's moon shaped rock inside. What's interesting about this cave is that it has sadako-shaped rock formation inside.
Giant Butaka is the biggest LAZY CHAIR in the world. :) If you are coming from Isabela to Tuguegarao, you can pass by this huge chair. Don't forget to buy pasalubong on the side of it! yum yum yum!
Altar cave is one of the caves here in Ilagan. Make sure you have the right attire before getting inside. I wore jeans and flip flops which makes it triple hard to crawl inside the cave.