Metal loops or hooks under some of the bridges and on the retaining walls along the Seine in Paris : r/whatisthisthing

I've seen these metal bars in corners all over the place in Paris. Can't think of what they're for. : r/whatisthisthing

Six great bridges over the Seine in Paris

Everyman 3,998 – Fifteensquared

The not so romantic truth behind love lock bridges - Contiki

Six great bridges over the Seine in Paris

Bridges – Structural Stone LLC

Diller Scofidio + Renfro places 550-ton steel pedestrian bridge in Colorado Springs

Locks bridge seine river hi-res stock photography and images - Alamy

Close-up of a Simple Suspension Bridge Stock Image - Image of sides, consist: 223243791

Paris dismantles love locks on Pont des Arts bridge to protect structural integrity – New York Daily News

Locked in love at Erie's Dobbins Landing