Hedmark together with Oppland are landlocked counties and makes up the great interior between Oslo and Trondheim. There are no big cities, only the smallish regional capital of Hamar. Hedmark is dominated by the river Glomma and its valley Østerdalen. Glomma is Norway's largest river and unlike many other rivers it flows slowly down the big valley partly creating wide meanders. In the west lake Mjøsa is shared with Oppland county and the outflow of Mjøsa joins Glomma on the flatlands North-East of Oslo. Mjøsa is Norway's widest lake and one of the deepest in Europe. The second river of Hedmark Trysil river that flows into Sweden. There are several other lakes in the area, notably Femunden (the second widest in Norway) and Storsjøen.
Hedmark stretches from the shores of lake Mjøsa to the border with Sweden. The southern section are some of Norway's rare flatlands and an important agricultural district with stately ancient old farms. Hedmark has some mountains in the north and consists largely of mellow land covered by wide forests Hedmark. The Hedmark forests are home to Norway's largest population of moose ("elg"). This is moose land, drivers be aware at twilight.
Hedmark has a largely continental climate and the northern areas like Tynset have some of the lowest temperatures in winter. Summers are pleasently mild in the lowlands.
There is no airport with scheduled flights in Hedmark.
- The closest for most of the county is Oslo airport, a major international airport with flights from the USA, Asia and major European cities. Direct trains to Hamar, and with a change to Kongsvinger.
- Røros just north of the county line has a small airport operated by Widerøe.
- Trondheim airport is the closest international airport for the northern part of the county.
- NSB's regional trains run 1-2 times per hour between Oslo and Lillehammer. They stop at the Oslo airport and in Hedmark they stop at Tangen, Stange, Hamar and Brumunddal.
- NSB intercity trains go between Oslo and Trondheim, 3-4 times per day. They stop in Hamar.
- NSB regional trains go between Hamar and Røros, 3-4 times per day. They stop at several places, like Elverum and Tynset.
- NSB regional trains go between Oslo and Kongsvinger, stopping at several places.
- SJ intercity trains go Oslo-Stockholm, stopping in Kongsvinger.
The long-distance coach operator Nor-Way Bussekspress operates extensively throughout the county, serving Østerdalen valley, Trysil and other destinations. From Oslo, Timeekspressen operates to Elverum.
- Femunden—A lake near the border with Sweden.
- Trysil has one the largest skiing resorts in Norway.
- Femundsmarka national park and surroundings is a gently rolling partly forested landscape. The wide Femunden lake, several other lakes and gentle rivers make this area popular for canoe paddling. The national park itself is only available hiking. There are handful of lodges within the area. Hiking into Sweden also possible.
- Skibladner (the world's oldest paddle steamer), ☏ . Late June to mid-August. The steamer is in operation during the summer months on the Mjøsa lake just south of Lillehammer. Voyage between Lillehammer, Moelv, Gjøvik, Hamar and Eidsvoll. From 180kr adult; children free.