Laser Interferometer Gravitational-Wave Observatory - Dedicated to the detection of cosmic gravitational waves and the harnessing of these waves for scientific research. TAMA300 - To develop advanced techniques needed for a future km-sized interferometer and catch gravitational waves that may occur by chance within our local group of galaxies. Australian International Gravitational Research Centre - Research, public outreach, documents, logs, and information. Rome 1 Group of the ROG Collaboration - Information, antennas, papers, research fields of interest, data exchange, future projects, and related groups. LIGO Livingston - General public, staff and collaborators, installation, teacher resources, and index. LIGO Hanford Observatory - Overview, science, news, events, star parties, teacher's corner, field trips, information, and directions Tsubono Group - The group, data archive, and links. The AURIGA Detector - Ultracryogenic gravitational wave detector experiment at Legnaro National Laboratories, Italy. Center for Gravitational Wave Physics - People, visitors, research, outreach, this week, events, news, and links. ESA - Space Science - Contents, space science, multimedia, media centre, resources, missions, and services. The Virgo Project - Collaboration between teams for the realization of an interferometric gravitational wave detector. GEO 600 - Project aiming at the direct detection of gravitational waves by means of a laser interferometer of 600 m armlength. Gravity Discovery Centre - International gravitational observatory at the Gravity Discovery Centre in Western Australia. Gravity wave research. Interactive physics, cosmology and environmental displays.