The Xiaozhai Tiankeng stands as the textbook example of what happens when karst processes are given perfect working ...

Hidden beneath the surface, we discovered a powerful underground river flowing through a vast cave system. The roar of the ...

Lost River Caverns is open all year round! Located in Hellertown PA. The Caverns have been open since 1930, Robert Gilman's grandparents opened the attraction to the public. It is 52 degrees all year ...

Tucked away along the riverbank lies one of the most incredible natural wonders we’ve ever explored – a 16-mile cave system full of mystery and raw beauty. In this video, we take you deep inside the ...

Key mobility features include: A 96-line LiDAR system providing a comprehensive 360°×90° field of view for precise mapping and navigation. Point cloud surround view technology, enhancing ...

A recently unearthed altar in Tikal holds the burial of a child and adult, but it wasn't built by the Maya. Instead, it ...

Cloudy with a high of 56 °F (13.3 °C) and a 51% chance of precipitation. Winds from S to SSW at 5 to 6 mph (8 to 9.7 kph). Night - Clear with a 34% chance of precipitation. Winds variable. The ...

Abstract: Building fast and reliable maps of the environment is a fundamental task for autonomous navigation. However, this process offers several challenges such as accurate registration of 3D point ...

Night - Partly cloudy. Winds NNE at 6 mph (9.7 kph). The overnight low will be 45 °F (7.2 °C). Sunny with a high of 76 °F (24.4 °C). Winds NNE at 6 to 7 mph (9.7 to 11.3 kph). Sunny today with ...

Cave maps are available at the BLM office and online. “We’re not really designed to be crawling around like this,” she said. “We’ll all have a lot more fun if we’re prepared.” ...