Despite Britain’s widespread relaxations of the coronavirus restrictions and travel limits, iconic tourist sights like Stonehenge, the Tower of London and Edinburgh Castle are still in “survival mode.” Last year, 67.8 million people visited the country’s major attractions like Westminster Abbey and the National Gallery, which have joined forces as the Association of Leading Visitor Attractions. While that figure grew by a quarter compared to the number of visitors in 2020, it still means that major attractions had 57% fewer visitors than in the pre-pandemic year of 2019. “That’s because in a n…