Sorry, we don’t currently have event tickets available for OAS Building.
Tour That tours last about 75 minutes and happen rain or shine. There is no cost for children 12 and under. Please wear comfortable shoes and dress for the weather. If you arrive after tour start time, you may have difficultly locating the group after they have begun walking. Plan for prompt arrival so as not to miss the group. To reach the group leader in an emergency, you may try calling (202) 251-7205.