From Parisian bridges to Rome's Trevi Fountain, tourists love leaving behind mementos—but in Northern Ireland, they're eroding a 60-million-year-old landmark.

Giant's Causeway's "giant issue" - warning issued for visitors A decades-old ritual is causing both aesthetic and physical damage to the world-famous Giant's Causeway in Co Antrim, Northern Ireland.

In 2024, the Giant’s Causeway, which is a UNESCO World Heritage Site, received more than 684,000 visitors, with many leaving coins in the gaps between its estimated 40,000 columns. According to ...

Last year, the Giant's Causeway received about 684,000 visits. The numbers are steadily climbing back to their pre-pandemic levels. There were nearly a million visits in 2019.

The Giant's Causeway in Northern Ireland is made up of 40,000 hexagonal stones. Jennifer Boyer via Flickr under CC BY 2.0 Last year, roughly 684,000 individuals visited the Giant’s Causeway.

In 2024, the Giant’s Causeway, which is a UNESCO World Heritage Site, received more than 684,000 visitors, with many leaving coins in the gaps between its estimated 40,000 columns.

In 2024, the Giant’s Causeway, which is a UNESCO World Heritage Site, received more than 684,000 visitors, with many leaving coins in the gaps between its estimated 40,000 columns.

By Jack Guy, CNN (CNN) — Visitors to the Giant’s Causeway, the world-famous tourist attraction in Northern Ireland, are being urged not to indulge in the popular ritual of wedging coins in ...

By Jack Guy, CNN (CNN) — Visitors to the Giant’s Causeway, the world-famous tourist attraction in Northern Ireland, are being urged not to indulge in the popular ritual of wedging coins in ...