Lan Hin Pum — Attraction in Phitsanulok Province

Very strange geological place. Great for sightseeing and for hiking through the forest which looks very different to it's tropical surroundings. Near the cliff, there is a rock formation that is very special. I put a picture describing and explaining how the effect was created.

There is also the possibility to hire a guide from the National park to have more information about the history of this place, where communists dissidents had their head quarters 100 years ago.

It also looks like part of this area was submerged thousands of years ago before it got lifted over 1400m above sea level. Very interesting place to visit while going to Phu Tubberk.

National fee entrance of 40baht per adult & 20baht per children. 400 baht for foreigners. The road has just been redone but is quite curvy, beware for those who have...

Really special place actually, lots of dizzying lookouts over the rest of the national park far below, and with no guard rails at all. Love it. You can do the loop plus the extra walk to the air raid shelter in about 1.5hours. The way to the shelter was really nice and green when we went there. As for the main attraction of the bumps, still unsure how they would form geologically, and the official explanation on the signs "physical and chemical erosion" is a...

Very well maintained loop trail, total about 3km. Allow 2 hours for the walk and for taking photos. There are at least a dozen key photo opportunities along the way. Some shade, some sun, so be prepared. Tip for hiking on a day when the park is crowded: when you get to the first junction, most people turn right and walk the loop counter-clockwise. If you turn left and walk clockwise, you will have more time alone...