Seattle Robotics Society - Founded in 1982, the SRS is one of the oldest and largest robotics groups in the world. Membership is open to everyone. The group holds monthly meetings and several competitions. The Encoder online newsletter. Arboretum Foundation - Provides membership and volunteer programs, raises funds to support the Washington Park Arboretum collections, maintenance and education programs, and produces ongoing and seasonal plants sales. Events calendar, volunteer opportunities and news. Washington Park Arboretum - Urban green space on the shores of Lake Washington includes collections of Acers and New Zealand natives, and a functional winter garden landscape. Information about visiting and collections, news and events, and seasonal highlights. Dunn Gardens - Garden designed by the Olmsted brothers, offering woodland plantings and panoramic views. History, and illustrated pages for many featured plants and trees. Open for guided tours only. University of Washington Medicinal Herb Garden - A resource for herbalists, medics, and botanists. Hypertext tour and partial catalogue. Institute for Systems Biology - Research institute dedicated to the integration of technology, computation, biology and medicine. Seattle Astronomical Society - Includes a calendar of events, newsletter, links, and member gallery. Seattle Sundial Trail - A list of sundial locations around Seattle. Seattle Biomedical Research Institute - Includes a list of research labs and topics, seminars, job opportunities, and a history of the organization. IEEE Seattle Section - Includes a list of members, meeting dates, and links. Save Seattle Center - Highlights alternatives to the approved Monorail Project through Seattle Center, providing information in support of the preservation of Seattle Center as a city park. Long Live the Kings - Organization restoring wild salmon in the Pacific Northwest. Includes an overview of hatchery reform, events, merchandise, background on salmon biology, and links. Views of Seattle From Space - From NASA, a number of satellite images of Seattle. Duwamish River Cleanup Coalition - An alliance of community, environmental and small business groups affected by ongoing pollution and cleanup plans for the Duwamish River, with the mission to ensure a cleanup that is accepted by and benefits the community and is protective of fish, wildlife and human health. Washington Water Trails Association (WWTA) - A small non-profit membership organization dedicated to the recreational use and environmental stewardship of Washington State waterways. Pacific Science Center - An independent, not-for-profit educational foundation dedicated to increasing the public's understanding and appreciation of science, mathematics, and technology through interactive exhibits and programs. Thornton Creek Alliance - Nonprofit organization dedicated to preserving and restoring an ecological balance throughout the Thornton Creek watershed.