Marian and Michael are traveling in Thailand and decide to take a glass-bottomed boat tour.
玛丽安和迈克尔正在泰国旅行，他们决定乘玻璃底的船观光。
2
Visitors hoping to walk on the world's highest and longest glass-bottomed bridge will have to hold their breath.
想登上世界最高最长玻璃桥的游客们还请耐心等待。
3
The makers of the world's longest and highest glass-bottomed bridge (pictured) in Central China's Zhangziazie Grand Canyon invited BBC's Dan Simmons to try to smash his way through the panels.