What are some good metal/hard rock/modern rock bands?

Sherwood

3 Doors Down

Red Hot Chili Peppers

Green Day

Foo Fighters

Kasabian

Matchbox Twenty

The Fray

Hazen Street

The All-American Rejects

Hoobastank

OneRepublic

Eiffel 65

White Snake

The Killers

Weezer

Fall Out Boy

Coldplay

O.A.R.

Third Eye Blind

Bloc Party

John Mellencamp

Ok Go

Sum 41

We the Kings

Nickelback

Franz Ferdinand

Snow Patrol

Billy Talent

All Time Low

Finger Eleven

Plain White T's

My Chemical Romance

Eels

Daughtry

Goldfinger

Boys Like Girls

Goo Goo Dolls

Wolfmother

Go Crash Audio

The Hives

Lost Prophets

Lifehouse

AFI

Abandon All Ships

Asking Alexandria

Breaking Benjamin

Daughtry

Dead By April

Drowning Pool

Egypt Central

Evanescence

Eyes Set To Kill

Godsmack

Hinder

Korn

Linkin Park

Mistweaver

Pantera

Papa Roach

Paradise Lost

Simple Plan

Staind

The Rasmus

Thirty Seconds To Mars

Three Days Grace

Trapt

Woe, Is Me

Nirvana

Foo Fighters

Megadeth

Red Hot Chili Peppers

long list:get ready

airbourne

alice cooper

alice in chains

soundgarden

queens of the stone age

billy talent

at the drive in

the mars volta

foo fighters

kiss

muse

motley crue

the offspring

pearl jam

primus

stone temple pilots

van halen

wolfmother

all those bands are hard rock or rock

these bands are metal:

slayer

megadeth

metallica

anthrax

dillinger escape plan

tool

a perfect circle

tenacious d

dragonforce

exodus

testament

jane's addcition

flyleaf

judas priest

iron maiden

black sabbath

machine head

motorhead

pantera

rob zombie

shinedown

stone sour

system of a down

death

A Perfect Circle, Social Distortion, Rage Against the Machine, and Rise Against.

Dream Evil (Power Metal)

Firewind (Power Metal)

Hammerfall (Power Metal)

Vision Divine (Power Metal)

Dream theatre (Prog Metal)

Symphony X (Prog Metal)

They are named under metal (shallow bay their newest album says so) Breaking Benjamin

Slipknot

NIN

HIM

Evanescence

Pearl jam

Three days grace

Seether

Audioslave

Pretty reckless

KITTIE

Kidney Thieves

Korn

If you want to go really heavy. check out

Chelsea grin

Oceano