Yellowstone National Park Volcano 2025. Yellowstone national park has closed biscuit basin for the remainder of the 2025 season for visitor safety. This is a panoramic of the west yellowstone rhyolite lava flow taken along highway 20 (between the west entrance of yellowstone national park and madison junction).
(pat sutphin for the idaho capital sun). She was prompt when picking us up at our hotel, lake yellowstone.