Internet Research for the Private Investigator by California Private Investigator Tamara Thompson
The one million tweet map - geolocalized tweets
TwiPho - Twitter photo search
SpotHero | Parking App | Find Parking - Book & Save 50%
RAIDS Online: Crime Mapping
Riffle by CrowdRiff -Twitter engagement and analytics
Hello Vibe - Fastest way to know everything about your contacts
SunCalc - sun position, sunlight phases, sunrise, sunset, dusk and dawn times calculator
Hugin - Panorama photo stitcher
Geofeedia - Location-based Social Media Monitoring
Posted from Diigo. The rest of my favorite links are here.