Real Estate
All Things Political
Ditech Appraisals
Domania (1987 to present)
NETR Online
Real Estate Dictionary
Realtor
Rubloff Residential Properties of Chicago
Tax Assessor Database Assessment to Market Value Property Ratios and Office Phone Numbers
USGS National Mapping Information

Aircraft
Controller
FAA Registry
GlobalPlaneSearch
Landings Pilots and Airplane Owners
Trade-A-Plane
Airplane Owners by State and County

Boats/Yachts
Boat TraderOnline
BucNet Buying, Selling, or Chartering a Boat or Yacht
BucValu Retail Value of a Boat
International Sailing Federation
Maritime Central Sale and Purchase of Boats and Yachts
Yachtworld

Horses
Blood-Horse
Equine Info
EquiSearch
EquineSeek
National Thoroughbred Racing Association
O Horse!
Thoroughbred Owners and Breeders Association