Mutual Musicians' Foundation Building

A National Historic Landmark where after-hours jam sessions still light up weekends from the small hours until dawn. Spotlighted by Visit KC and revered by jazz devotees, it’s a living tradition in the very cradle of KC jazz.

Where after-hours jam sessions have raged since the 1930s. In 2025, the historic union hall expanded daytime museum hours and still hosts legendary 1:30–5 a.m. weekend sessions, noted by local and national media.

A National Historic Landmark and the heartbeat of 18th & Vine’s after-hours tradition. Visit KC lists its legendary 1–5 am Friday/Saturday jam sessions with drinks—pure Kansas City jazz culture.

A National Historic Landmark where late-night jam sessions still run into the dawn on weekends. Profiled by public radio and tourism editors as the city’s after-hours heartbeat of jazz culture.