- Location: 614 1st Ave, in the Post Alley between Pike St and Pine St in downtown Seattle.
- History: Founded in 1976, it offers a glimpse into Seattle’s historic early years from the late 19th century.
- Format: A guided walking tour downstairs underground the modern city streets through brick tunnels and rooms.
- Length: Tours last approximately 1 hour and cover 4 blocks of the abandoned underground city.
- Capacity: Groups are limited to 20 people to optimize viewing in tight spaces.
- Accessibility: Not fully wheelchair accessible due to tight tunnels but they do guided lifts for restricted mobility.
- Schedule: Tours run daily every 30 minutes from 10 am to 6:30 pm, April to October.
- Tickets: $19-27 adults, $14-20 seniors/students available online or onsite before tours.
- Guides: Personable, knowledgeable employees guide each tour group and share stories of the city pioneers.
- Safety: Paths have low ceilings so height is restricted and kids must be 42″ tall. Hard hats are provided.
It offers a fun, unique way to learn Seattle’s origins below the present-day hustle and bustle.