The Latest Breaking News from National Park Service

DETROIT — The campgrounds at Isle Royale National Park can get so crowded campers have to share sites with strangers, trek further into the wilderness to pitch their tent or pile into designated "overflow" sites with other visitors to the prized island park in Lake Superior.

The Sonoran desert toad secretes a potent toxin that can make people sick. Despite the risks, some people have discovered that the toad's toxic secretions contain a powerful hallucinogenic.

Hundreds of cats have long slinked through the cobblestone streets of Puerto Rico’s historic district, stopping for the occasional pat on the head as delighted tourists and residents snap pictures and offer bits of food

‘Do we really need to say, ‘don’t hit golf balls into the Grand Canyon?’’ National Park Service asks