Portland is a vibrant city in the United States of America. Hike the popular forest park, one of the country's largest urban parks sprawling 5000 acres. Watch different species of birds and mammals through the biking trails. Feast on yummy donuts at Voodoo donuts which boasts an interesting menu. Bacon, maple, and bubblegum are the top choices of customers. See native American art and an impressive collection of English silver at the Portland Museum. Spend a day at Washington Park, an oasis in the heart of the city with famous landmarks like the Japanese Garden, International Rose test garden among others. Tour the Pittock Mansion, a French Renaissance mansion perched on top of a hill spread over 16000 square feet.