This is a perfect time to head out and visit cool water places like Wyoming's Natural Bridge. Ayres Natural Bridge Park is a county park in Converse County, Wyoming. Ayres Natural Bridge is a 50-foot-high, 150-foot-wide rock arch carved by LaPrele Creek. Ayres Natural Bridge Park is a public-private partnership. There is plenty to see and do at Wyoming's Natural Bridge, and it is a great way to keep cool on a hot August day.