skip to main content


Seattle offers robust opportunities for ICTD attendees to see unique behind-the-scene tours. With several tour options, we hope you will be able to join in a tour before departing.

Each tour is $40 and can be added during the registration process. Capacity is limited and available via registration on a first come first serve basis.

Tuesday, May 31

**Please note the new date and time**

SR 99 Tunnel Tour 
1:30 PM – 4:00 pm

Go behind the scenes of the longest highway tunnel in the contiguous United States: the SR 99 Tunnel under downtown Seattle which opened in 2019. You’ll get an overview of the work that goes into maintaining the two-mile-long tunnel including the electrical, operational, safety and security systems. You’ll also tour the tunnel operations buildings and control rooms, go under the tunnel to the corridor used by maintenance and walk-inside the emergency exit system. You’ll also get an overview of the work to demolish the Alaskan Way Viaduct, an elevated and seismically vulnerable structure that the tunnel replaced.

Activity level: The tour involves walking and participants will be required to climb several flights of stairs. Comfortable sturdy shoes are recommended. No heels or open-toe shoes are permitted

Friday, June 3

SR 520 Floating Bridge via Bike Tour - SOLD OUT 
1:30 – 5:30 pm    sponsored by Leitner Poma

Ride a bicycle across the world’s longest floating bike/walk path in the #1 Bicycle Friendly State! Start your trip via Sound Transit light rail to the University of Washington campus station. We’ll check out electric-assist bikeshare bikes and pedal through the neighborhood and across the bridge, with stops to enjoy views of Lake Washington and learn a bit about the bridge’s construction. You’ll appreciate the fully separated active transportation facility and what it means for multimodal safety and mobility. A full round trip to the east side of the lake and back is approximately 7 miles with some uphill; you’ll appreciate the e-assist if you don’t ride often. Comfortable clothing and shoes appropriate for biking. 

Activity level: Active, 7 Mile round trip bike ride.  

SEA STS Technical Tour
1:00 – 5:00 pm    sponsored by LEA+ELLIOTT

The Satellite Transit System (STS) is an automated people mover (APM) system operating in the Seattle–Tacoma International Airport in SeaTac, Washington, United States. Originally opening in 1973, the STS system is the second oldest airport people mover system in the United States. The APM was designed to quickly transport passengers between the airport's Main Terminal and the North and South Satellites. Attendees will be provided a guided tour of the SEA STS APM Maintenance & Storage Facility (MSF) and a ride on the system.

A Photo ID and verbal acknowledgment of COVID vaccination check are required at check-in.  If the federal mandate to wear a mask inside airports is still required, attendees will be required to wear a mask during the tour.

Activity level: Moderate, this is a walking tour and participants should also be prepared to climb stairs throughout the tour. Comfortable, sturdy shoes are recommended.


Colman Dock Project, Ferry Ride, and Eagle Harbor Maintenance Facility Tour
12:45 – 5:30 pm

*Please note: this tour will depart the hotel at 12:45 pm and arrive back at the hotel around 5:30 pm.

Washington State Ferries (WSF) is the largest ferry system in the United States; this tour includes Colman Dock, currently undergoing a complex construction project to replace the old, seismically vulnerable parts of the system’s flagship ferry facility, a ferry ride/tour to Bainbridge Island, and WSF’s Eagle Harbor Maintenance Facility, which serves as the hub for all vessel and terminal maintenance.

In addition to the tours of the ferry and the facilities, Washington State Ferries representatives will provide information on workforce development, storm water management, noise mitigation and hybrid-electric conversion of Jumbo Mark II vessels.

Activity level: The tour includes walking up and down stairs onboard ferry, and an approximately 15-minute walk between the Bainbridge Island terminal and the Eagle Harbor Maintenance Facility.

Amazon Fulfillment Center Tour
1:30 – 4:30 pm

A one hour journey of Amazon’s inbound and outbound customer fulfillment processes. Here you will see how inventory is received, stowed, picked, packed and then shipped for last mile delivery. This tour will feature innovative technology as well as a view of Amazon’s amazing employees. 

For your safety, no opened toe or heel shoes, hair longer than shoulder length is required to be pulled up, refrain from wearing ties or loose fitting clothing, your tour is on a pedestrian friendly walking path, you will receive a listening device, no recordings or photos on tour, no phones on tour. 

For security purposes a Photo ID is required at check-in.  

Capacity is limited and available via registration on a first come first serve basis. 

Activity level: The tour requires walking and standing.

T-Mobile Tech Experience
1:30 – 4:30 pm

The T-Mobile Tech Experience is a program designed to showcase and enable current and next-generation wireless services, while promoting T-Mobile’s technology leadership. Tech Experience provides a hands-on, immersive environment that fosters the exchange of ideas, discussions, and decisions to further T-Mobile innovation at our Bellevue Showroom.

Activity level: The tour requires walking and standing.


Climate Pledge Arena Tour
1:00 – 3:00 pm

Climate Pledge Arena is the most progressive, responsible, and sustainable arena in the world.
In partnership with Amazon, Climate Pledge Arena will serve as a long-lasting reminder of the urgent need for climate action. Capacity is limited and available via registration on a first come first serve basis. 

Activity level: The tour requires walking and standing.

jump to top