The Las Vegas New Year’s Eve celebration is world-renowned.

This week tourists have already been making their way to Las Vegas for the big night.

It’s that time of the year again. Las Vegas gets ready to welcome hundreds of thousands of visitors from around the world for America’s Party.

Signs of what’s to come are popping up. 

If you’ll be out celebrating Sunday night. Here are a few things you’ll need to know.

Don’t bring items such as glass bottles, luggage, backpacks, oversized purses, carts and strollers on the Las Vegas Strip.

They won’t be allowed.

If you see something suspicious, say something. Police will be everywhere. Around 1,500 police officers and 360 Nevada National Guardsman will also be keeping an eye on crowds.

Eight hundred bollards are in place on the Strip and there will be 4,200 metal barricades. Those barricades will start to go up around 2 a.m. Sunday.

Remember Las Vegas Boulevard will shut down to vehicle traffic from Mandalay Bay to the Stratosphere around 6:45 p.m. New Year’s Eve.

North and southbound ramps on and off I-15 will close at Tropicana, Flamingo and Spring Mountain will close at 5 p.m.

Drivers can still get on and off the freeway at Sahara Avenue and Russell Road.

Ramp restrictions will be lifted sometime between 3 and 6 a.m. New Year’s Day. If you’re out and about on New Year’s Eve keep an eye out for the 8 News NOW Snapchat filter. You can find it at any of our live locations: The Strip, Fremont Street, Treasure Island, Caesars Palace and the South Point.