You stand at the base of a tree, craning your neck so far back it hurts — and you still can't see the top. General Sherman Tree, the largest living tree on the planet, soars 84 metres high with a trunk circumference of an incredible 31 metres. Welcome to Sequoia National Park.

Yosemite National Park is one of those places that permanently recalibrates your sense of beauty. Granite monoliths towering over a kilometre high, waterfalls plunging hundreds of metres into a glacier-carved valley, ancient sequoias that make you feel like an ant — all in one park in the heart of California's Sierra Nevada.

A complete guide to Seward, Alaska — boat tours to tidewater glaciers in Kenai Fjords, Exit Glacier, Harding Icefield Trail, whale and puffin watching, hotel recommendations, restaurants, and practical tips for the drive from Anchorage along the Seward Highway.

Zion National Park in Utah is rightfully one of the most visited parks in the USA. Read our guide on what to do, see, and plan ahead for your visit.

Planning a trip to the Grand Canyon but unsure where to stay, how long to visit, and what to see? Read our complete guide with 15 tips.

15 tips on what to see and do in the park with over 2,000 natural stone arches. Read our guide to make the most of your visit to Arches National Park.