- 1,000,000 Railcars
- 200,000,000 Million Photos
- AC44C6M & Variants
- Altoona/Johnstown Helper pool
- AltoonaWorks
- Bicentennial, Heritage, Demo, Special Railroads
- Conrail Blue countdown
- Conrail Blue Memories
- Conrail's Legacy
- CP and CN
- DJI Mavic Air 2
- DJI Mavic Mini
- Drone Rail Photography
- Drone Shots
- EMD & GE Locomotives
- EMD Locomotives
- EMD MP15
- EMD or GE
- EMD Pool
- EMD SD's
- EMD SD40-2
- EMD SD40E
- EMD SD40s
- EMD SD60I/SD60M
- EMD SD70M-2
- EMD SD80MAC'S
- EMD-SD's
- Everything Trains
- Flickr's Biggest Group
- Flickr's Favorite Group
- flickrailroad
- Former Conrail Engines [Repainted]
- Former Conrail Locomotives
- Fuel Trains
- Gallery of Steel: International Railway Art Exhibition
- General Electric [GE]
- Heritage/Special Interest Locomotives & Rolling Stock
- I Ate This
- I love Amtrak
- in explore
- Locomotive
- Locomotive Sanctuary
- Memories of Conrail
- MOVING trains
- Nickel Plate Road 765
- NIKON D90 CLUB
- Norfolk Southern
- Norfolk Southern and Csx Fans
- Norfolk Southern Gallery
- Norfolk Southern Heritage Paint
- Norfolk Southern Heritage Units
- Norfolk Southern Rail Lines
- Norfolk Southern Railfan
- Norfolk Southern West Slope
- NorfolkSouthern Fans
- Ns 3347
- Ns Branches and Lines
- NS Conemaugh Line
- Ns fans
- Ns Locomotives
- Ns Locos
- NS Pittsburgh Line
- NS SD60E's
- NS WestSlope Group
- NSHR System
- OCS Business Trains
- Operation Lifesaver Locomotives
- Paintball
- Pennsylvania's Covered Bridges
- PRR Memories
- PSP (Paintball Sports Promotions)
- Rail Pictures North America
- Railroad Gallery
- Railroad Switch and Signal Hardware
- Railroads in Arkansas
- Railroads/Trains
- SD70ACe
- The Best of Norfolk Southern
- The Blue Hour Gallery
- The REAL Former Conrail Equipment (Repainted) Group
- The REAL Memories of Conrail
- Trains Altoona-Johnstown Pa
- Trains and Railroads of Pennsylvania
- Transportations
- Trenes, materiales y paisajes ferroviarios (Sin limite de grupos
- USA Trains
- Warbirds
- Western Maryland Scenic Railroad
- Your Best Railroad Photos
- Your Best Shot 2019