(Portland, OR) -- If you're looking for a way to cool off this summer, the Oregon Rail Heritage Center in Portland is offering open air train rides. Passengers ride in cover car that has the sides open to enjoy views along the Willamette River, wildlife and Oaks Park. The trips last 45 minutes. There are four runs a day on July 13th, 20th and the 27th. Kids are 10 dollars and adults are 15 dollars.