Wednesday's catastrophic flood caused by a glacier collapse killed 489 people in Nepal and five in China's Tibet

Prime Minister Balendra Shah visited some of the hardest-hit areas today

Embassy says travel remains normal in major tourist destinations, with no advisory issued

The surge then moved downstream through the Bhotekoshi into the Trishuli river and gradually spread to downstream areas.

Satellite imagery suggests a section of glacier about 2,000 feet wide broke off at an altitude of around 17,000 feet, falling nearly 4,000 feet to the valley below, said geologist Daniel Shugar

Flash floods and landslides have left homes, roads and bridges submerged or destroyed along the Nepal-Tibet border.

US Geological Survey said an earthquake with magnitude initially reported as 4.4 was in fact seismic energy generated by the collapse of glacial rock and ice, followed by debris flow.

Here is a list of the nationalities of tourists who have been determined to be missing

"I started running. Then a wall of water came thundering down as if ​it was an earthquake," the worker said

A glacial collapse caused seismic activity and "catastrophic" downstream impacts in Nepal and Tibet, the US Geological Survey said Thursday

Rescue teams rushed to find hundreds of people missing on the Nepal-Tibet border in flash floods and landslides

Torrential floods swallowed roads, bridges, houses, and power projects in the border areas of Nepal

In a still-unfolding disaster, verified videos showed dozens of people swept away at the border, with authorities on both sides fearing far higher casualties and massive destruction