# Campsite Tonight > Campsite Tonight automatically monitors sold-out campgrounds 24/7 and adds available campsites to users' carts the instant they open up, offering real-time cancellation alerts, auto add-to-cart booking, and booking analytics for national and state parks across the US. ## Main Pages - [Campsite Tonight | Auto-Book Campsites Before They Sell Out](https://campsitetonight.app/): Homepage explaining the core service — 24/7 campground monitoring, instant cart additions, and automated booking at national and state parks. - [Browse Parks & Campgrounds | Campsite Tonight](https://campsitetonight.app/parks): Browse and search campgrounds at popular national parks including Yosemite, Grand Canyon, Yellowstone, and hundreds more. ## Tools & Features - [California State Parks Releasing Sites Today | Campsite Tonight](https://campsitetonight.app/california-releasing-sites): Daily-updated list of California State Park campgrounds releasing new reservations via ReserveCalifornia at 8:00 AM Pacific Time. ## Featured Campgrounds - [Upper Pines Campground Reservations & Booking Tips | Campsite Tonight](https://campsitetonight.app/campground/us/ca/yosemite/upper-pines): Booking analytics for Upper Pines in Yosemite — 45.3% of reservations book 3+ months out, with 2,347 sites vanishing in 15 minutes on release day. - [Lower Pines Campground – Booking Tips & Availability | Campsite Tonight](https://campsitetonight.app/campground/us/ca/yosemite/lower-pines): Booking data for Lower Pines in Yosemite — 53% of reservations made 3+ months out, 27% last-minute, with site-by-site availability insights. - [North Pines Campground, Yosemite – Booking Tips & Availability | Campsite Tonight](https://campsitetonight.app/campground/us/ca/yosemite/north-pines): Booking analytics for North Pines in Yosemite — 36% of reservations are last-minute, with real cancellation hours and availability data. - [Mather Campground Reservations & Booking Tips | Grand Canyon | Campsite Tonight](https://campsitetonight.app/campground/us/az/grand-canyon/mather): Booking analytics for Mather Campground at Grand Canyon — only 19% of May reservations are last-minute, with cancellation patterns and site-by-site data. - [Watchman Campground | Zion National Park Camping | Campsite Tonight](https://campsitetonight.app/campground/us/ut/zion/watchman): Rated 4.6/5. 14-day availability, booking analytics, and optimal reservation times for Watchman Campground in Zion National Park, Utah. - [Indian Creek Campground (WY) | Yellowstone National Park Camping | Campsite Tonight](https://campsitetonight.app/campground/us/wy/yellowstone/indian-creek-campground-wy): Rated 4.6/5. Availability tracking and booking analytics for Indian Creek Campground in Yellowstone National Park, Wyoming. - [Lewis Lake Campground | Yellowstone National Park Camping | Campsite Tonight](https://campsitetonight.app/campground/us/wy/yellowstone/lewis-lake): Rated 4.3/5. Availability tracking and booking analytics for Lewis Lake Campground in Yellowstone National Park, Wyoming. ## National Forest Campgrounds - [Shasta-Trinity National Forest Camping | 61 campgrounds | Campsite Tonight](https://campsitetonight.app/parks/us/ca/shasta-trinity-national-forest): Rated 4.0/5. Track availability and get alerts across 61 campgrounds in Shasta-Trinity National Forest, California. - [Eldorado National Forest Camping | 57 campgrounds | Campsite Tonight](https://campsitetonight.app/parks/us/ca/eldorado-national-forest): Rated 4.4/5. Track availability and get alerts across 57 campgrounds in Eldorado National Forest, California. - [Tahoe National Forest Camping | 66 campgrounds | Campsite Tonight](https://campsitetonight.app/parks/us/ca/tahoe-national-forest): Rated 3.9/5. Track availability and get alerts across 66 campgrounds in Tahoe National Forest, California. - [Sequoia National Forest Camping | 57 campgrounds | Campsite Tonight](https://campsitetonight.app/parks/us/ca/sequoia-national-forest): Rated 4.0/5. Track availability and get alerts across 57 campgrounds in Sequoia National Forest, California. - [Stanislaus National Forest Camping | 43 campgrounds | Campsite Tonight](https://campsitetonight.app/parks/us/ca/stanislaus-national-forest): Rated 4.4/5. Track availability and get alerts across 43 campgrounds in Stanislaus National Forest, California. ## Camping by State - [Camping in California | 1191 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/ca): Track 1,191 campgrounds across 172 parks in California with real-time availability and instant alerts. - [Camping in California | 1191 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/california): Full-name URL for California camping — 2,289 campsites available this weekend across 1,191 campgrounds and 172 parks. - [Camping in Utah | 355 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/ut): Track 355 campgrounds across 31 parks in Utah with real-time availability and instant alerts. - [Camping in Utah | 355 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/utah): Full-name URL for Utah camping — 108 campsites available this weekend across 355 campgrounds and 31 parks. - [Camping in Oregon | 381 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/or): Track 381 campgrounds across 36 parks in Oregon with real-time availability and instant alerts. - [Camping in Washington | 228 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/wa): Track 228 campgrounds across 17 parks in Washington with real-time availability and instant alerts. - [Camping in Arizona | 225 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/az): Track 225 campgrounds across 36 parks in Arizona with real-time availability and instant alerts. - [Camping in Arizona | 225 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/arizona): Full-name URL for Arizona camping — 420 campsites available this weekend across 225 campgrounds and 36 parks. - [Camping in Nevada | 118 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/nv): Track 118 campgrounds across 29 parks in Nevada with real-time availability and instant alerts. - [Camping in Virginia | 266 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/va): Track 266 campgrounds across 46 parks in Virginia with real-time availability and instant alerts. - [Camping in Florida | 199 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/fl): Track 199 campgrounds across 72 parks in Florida with real-time availability and instant alerts. - [Camping in Florida | 199 campgrounds with Availability | Campsite Tonight](https://campsitetonight.app/us/florida): Full-name URL for Florida camping — 38 campsites available this weekend across 199 campgrounds and 72 parks. ## Camping by County - [Camping in Calaveras County, California | 16 campgrounds | Campsite Tonight](https://campsitetonight.app/us/ca/county/calaveras): Track 16 campgrounds and get instant alerts for 167 campsites available this weekend in Calaveras County, California. - [Camping in Butte County, California | 15 campgrounds | Campsite Tonight](https://campsitetonight.app/us/ca/county/butte): Track 15 campgrounds and get instant alerts for 141 campsites available this weekend in Butte County, California. - [Camping in Alpine County, California | 16 campgrounds | Campsite Tonight](https://campsitetonight.app/us/ca/county/alpine): Track 16 campgrounds near Markleeville and Bridgeport in Alpine County, including Eldorado National Forest and Grover Hot Springs SP.