Expand your Railroads Online experience with the Explorer DLC. Open up untamed lands and discover diverse flora and fauna, as well as a new locomotive and new caboose wagon. Take control and embellish the landscape of the West by placing animals and items of nature however you choose. Blaze new trails across the U.S., driving the expansion of commerce, industry, and railways with the powerful FE&MV 4-8-0 Mastodon locomotive and the newly designed D&RG Class 2 Caboose wagon. FE&MV 4-8-0 Mastodon locomotive with 3 skins (black/red, green, black) D&RG Class 2 Caboose wagon with a green and red skin Placeable wild animals (Cougar, Bear, Young Bear, Bison, Golden Eagle, Bald Eagle, Deer) Placeable unique environmental and nature items