Mind the Gap - Iconic London Underground Safety Sign #178441 (License: Personal Use)

This image features the iconic London Underground roundel-a red circle with a blue horizontal bar containing the white text “MIND THE GAP.” Originally introduced in 1968, the phrase serves as a safety reminder for passengers boarding trains, alerting them to the gap between the platform and train carriages. Its bold typography and distinctive color scheme have made it a globally recognized emblem of London’s transit system and design legacy.

Used on official TfL (Transport for London) signage, digital platforms, merchandise, and educational content about public transport safety. Matches user intent for historical trivia, travel guidance, design inspiration, or cultural symbolism related to London.