https://maps.app.goo.gl/WLLwHhL4cqrcMmcVA?g_st=com.google.maps.preview.copy
The trailhead is NOT inside of the national park (so it is free). The trail is an in and out trail with a total of around 3 miles. I started to hike around 9.30 am and was done by 11 am. Very nice view and at the end of the trail, the oasis is stunning.
