In Nordmarka forest, between Frognerseteren and Sognsvann, is Ullevålseter, a little cafe at a cross roads where hiking/skiing tracks meet. Ullevålseter is a 4.5 km-hike from Frognerseteren and 5.5 kms from Sognsvann. Organizes business and private functions. If you want to ride up in a horse-drawn carriage, contact Ivar Bakke, phone + 47 22 23 03 39.