Portland, Oregon Attractions and Activities Online resources for Portland, Oregon 3D Center of Art and Photography - See the history of Oregon's own View-Master, as well as "the best in antique and contemporary 3D imagery." Children's Museum Cornfield Maze - Open from late August to the end of October Farmer's Markets and Produce Guide Farmer's Market - OHSU Farmer's Market - Portland - PSU Heritage Trees Hoyt Arboretum Japanese Gardens Letterboxing in Portland - Links to letterbox clues in the Portland area. Literary Arts Meet in Portland - A 21 or older social group with lots and lots of activities. NW Equestrian Center Old Town/Chinatown Oregon Historical Society OMSI - Oregon Museum of Science and Industry - One of Portland's top ten attractions! Oregon Vietnam Veterans' Memorial The Oregon Zoo The Pearl District Pioneer Courthouse Square Pittock Mansion Portland Art Museum Portland Classical Chinese Garden Portland Geocaching Portland's Water Fountains Powell's Books Saturday Market Street of Eames - A tour of modern mid-century and contemporary homes Timberline Lodge - On the flanks of Mt. Hood, close to Portland Tours - Self Guided - Walking Tours - Walking TravelPortland Attractions TravelPortland Day Trips TravelPortland Shopping Washington Park Waterfront Park World Forestry Center