American Museum of Natural History

A great whale hangs overhead, dinosaurs rear up in marble halls, and behind glass a thousand animals stand frozen in painted landscapes from every corner of the earth. This is the American Museum of Natural History, one of the largest museums of its kind anywhere, and a place that has fired the imagination of generations of children.

Founded in 1869 on the edge of Central Park, the museum has grown into a sprawling complex of buildings holding tens of millions of specimens and objects. Only a fraction is on show at any time, yet even that fills more halls than you can see in a single day.

The dinosaur halls upstairs are the heart of the place for many. Real fossil skeletons, towering and strange, are arranged so you can trace how scientists think these creatures were related, with a giant meat-eater and long-necked giants among the stars of the show.

In the Hall of Ocean Life a life-size model of a blue whale, the largest animal ever known to have lived, hangs from the ceiling above the darkened gallery. Lying on the floor beneath it to take in the sheer scale is a small tradition for many visitors.

The museum is famous for its dioramas, glass-fronted scenes of animals posed in painstakingly painted habitats, from African plains to northern forests. Made long ago, they are works of art as much as science, and their craft rewards a slow, close look.

A modern glass cube holds the Rose Center for Earth and Space, with a great sphere inside housing a planetarium. Shows under its dome carry you out across the universe, and the exhibits trace the scale of space and time in ways that stay with you.

Beyond the natural world, halls are devoted to human cultures from around the globe, with objects gathered over a century and a half. As with other old museums, some of this collecting is now seen in a more critical light, a history the museum increasingly acknowledges.

Among the singular objects are a huge iron meteorite, so heavy it rests on supports sunk to bedrock, and a hall of gems and minerals glittering in the dark. Each draws its own steady crowd of admirers.

This is one of the great museums for children, who move from dinosaurs to whales to space wide-eyed, and the museum leans into that with activities and trails. It became even more familiar to families through a film series set among its exhibits coming to life at night.

Like any huge museum, it cannot be done whole. Pick a few halls — dinosaurs, ocean life, space — and accept that you will leave much unseen. Maps mark the highlights, and the building's own layout, spread across linked wings, takes some navigating.

A few practical notes. Tickets are timed and best booked ahead; the museum sits on the west side of Central Park, easy to reach and to pair with the park itself. It is busiest on weekends and rainy days, so an early weekday visit is calmer.

Lie back for a moment under the great whale, or stand before a dinosaur taller than a house, and let the sheer scale of life and time settle on you. Few places lay out the whole story of the natural world so vividly under one roof. When you step back out by the park, the ordinary pigeons and trees look a little different.