The "Amica Insurance Seattle Half Marathon" starts at 5th Avenue and Harrison Street near the Seattle Center. Runners then go South on 5th Avenue to the I-90 Express Lanes entrance, East on the I-90 Express Lanes to the East end of the Mt. Baker Tunnel. They leave the I-90 Express Lanes at the access road at East end of Mt. Baker Tunnel. East on South Day Street to Lakeside Avenue South. North on Lakeside Avenue South which becomes Lake Washington Boulevard East at Leschi Park. Continue North on Lake Washington Boulevard East to McGilvra Boulevard East. North on McGilvra Boulevard East to East Galer Street. West on East Galer Street to East Madison Street. SouthWest on East Madison Street to Lake Washington Boulevard East. North on Lake Washington Boulevard East past the Japanese Garden to East Interlaken Boulevard. West on East Interlaken Boulevard across 24th Avenue East to a pedestrian trail at 21st Avenue East. West on the trail to its end at East Interlaken Boulevard and 19th Avenue East. They continue West on East Interlaken Boulevard to Delmar Drive East. West on Delmar Drive East which becomes East Roanoke Street at 11th Avenue East. West on East Roanoke Street to Boylston Avenue East. South on Boylston Avenue East which curves under I-5 and becomes Lakeview Boulevard East. Continue South on Lakeview Boulevard East to Belmont Avenue East. West on Belmont Avenue East across I-5 and down the ramp to Eastlake Avenue East. South on Eastlake Avenue East to Republican Street. West on Republican Street to Dexter Avenue North. North on Dexter Avenue North to Mercer Street. West on Mercer Street to 4th Avenue North. Finally South on 45th Avenue North to arrive at the Northeast field-level entrance of Memorial Stadium.