With some standing at over 1,000 feet tall, these tourist attractions are not for the faint-hearted, and most certainly not for those afraid of heights.
From China to the United Kingdom and New Zealand, check out 8 of some of the most vertigo-inducing tourist attractions around the world.
1. Glass-bottomed bridge, Hunan Province, China: This bridge spans two cliffs over the Zhangjiajie Grand Canyon, and is 1,410 feet long, 20 feet wide and is suspended at a height of 984 feet.
2. Tower Bridge, London, England: This is a 120-year-old bridge which crosses over the River Thames. Its most recent structure is fitted with a see-through walkway and allows visitors to gaze 138 feet down to the river below.
3. Blackpool Tower Eye, Lancashire, England: Opened to the public in May 1894, the Blackpool Tower was inspired by the Eiffel Tower and stands at 518 feet.
4. Grand Canyon Skywalk, Arizona, United States: The vertical drop below the Skywalk varies from  492-787 feet due to the varying topography of the Grand Canyon.
5. Sky Tower, Auckland, New Zealand: Built in 1997, this is an observation and telecommunications tower located that is 1,076 feet tall.
6. Ostankino Tower, Russia: Standing at 1,772 feet tall, Ostankino Tower was completed in 1967 and was built to mark the 50th anniversary of the October Revolution.
7. One World Observatory, New York: Previously known as the World Trade Centre prior to the 9/11 bombings, this structure stands at 1,263 feet and boasts attractions like the Sky Pod which is a set of five elevators that take visitors to the observatory deck in 47 seconds.
8. Alpspix Garmisch-Partenkirchen: The Alpspix is described as being located 'Between Heaven and the Höllental Valley' and is 82 fee long.