Here are some links aquired over time. Some have been posted in ET, others I have stumbled across. And please, just because there is a link to something, it DOES NOT mean that I believe, endorse or think it is fact.
Black Vault
Operational significant Event Imagery
Skywatch International Research
Earth and Moon viewer.. is good
Active Mind, covers many fields of interest
Ancient UFO's, explores some old earth mysteries
Wingmakers, and interesting site
Stargate, not the TV show, but explores ancient mysteries and more
Site on Ancient Civilizations
Ancient worlds
Time Travel
Mysterious Britain
Mysterious World
Mysterious Australia
Stonehenge and other interesting places
Mystery Aircraft
Animal mysteries in Cumbria
Good link page
Yowie Hungters, another aussie site
Another aussie Yowie site
Offical Drop Bear Sightings... don't ask, don't know lol
Picnic at Hanging Rock, one of Australias oldest mysteries
Crowded Skies
Adamski
Citizens Against UFO Secrecy
Earth files
