Here’s a list of some of the longest, highest, and largest things in the world:


Longest

1. Longest River: Nile River, Africa (~6,650 km / ~4,130 miles)

- **Longest Mountain Range**: Andes, South America (~7,000 km / ~4,300 miles)

- **Longest Road Tunnel**: Lærdal Tunnel, Norway (24.5 km / 15.2 miles)

- **Longest Railway**: Trans-Siberian Railway, Russia (~9,289 km / ~5,772 miles)

- **Longest Bridge**: Danyang–Kunshan Grand Bridge, China (164.8 km / 102.4 miles)

- **Longest Wall**: Great Wall of China (~21,196 km / ~13,171 miles)

- **Longest Coastline**: Canada (~202,080 km / ~125,567 miles)

- **Longest Desert**: Sahara Desert, Africa (~9.2 million sq km / ~3.6 million sq miles)


### **Highest**

- **Highest Mountain**: Mount Everest, Nepal/Tibet (8,848.86 meters / 29,031.7 feet)

- **Highest Waterfall**: Angel Falls, Venezuela (979 meters / 3,212 feet)

- **Highest Building**: Burj Khalifa, Dubai, UAE (828 meters / 2,717 feet)

- **Highest Dam**: Nurek Dam, Tajikistan (300 meters / 980 feet)

- **Highest Airport**: Daocheng Yading Airport, China (4,411 meters / 14,472 feet)

- **Highest Capital City**: La Paz, Bolivia (3,650 meters / 11,975 feet)


### **Largest**

- **Largest Ocean**: Pacific Ocean (~168,723,000 sq km / ~65,436,200 sq miles)

- **Largest Desert**: Antarctic Desert (~14 million sq km / ~5.4 million sq miles)

- **Largest Country by Area**: Russia (~17.1 million sq km / ~6.6 million sq miles)

- **Largest Lake**: Caspian Sea (~371,000 sq km / ~143,000 sq miles)

- **Largest Island**: Greenland (~2,166,086 sq km / ~836,331 sq miles)

- **Largest Forest**: Amazon Rainforest (~5.5 million sq km / ~2.1 million sq miles)

- **Largest Volcano**: Mauna Loa, Hawaii (~5,271 sq km / ~2,035 sq miles)

- **Largest Coral Reef**: Great Barrier Reef, Australia (~344,400 sq km / ~133,000 sq miles)


These records represent some of the most impressive natural and man-made features on our planet.