0 , 0 0 0 ▁small ▁las er ▁labor atory ▁( known ▁as ▁the ▁" las er ▁palace "), ▁which ▁includes ▁ 8 0 0 ▁ 5   m W ▁small ▁las ers ▁and ▁more ▁than ▁ 5 0 0 ▁mirror s . ▁ ▁In ▁ 2 0 0 9 , ▁Lawrence ▁opened ▁the ▁Richard ▁and ▁Mar got ▁W arch ▁Camp us ▁Center , ▁a ▁gather ing ▁place ▁for ▁students , ▁fac ulty , ▁staff , ▁al umn i , ▁and ▁guests ▁from ▁the ▁Fox ▁C ities ▁community . ▁ ▁The ▁ 1 0 7 , 0 0 0 ▁square ▁foot ▁building ▁is ▁situated ▁on ▁the ▁Fox ▁River ▁on ▁the ▁site ▁of ▁the ▁former ▁H ul b urt ▁House . ▁The ▁W arch ▁Camp us ▁Center ▁includes ▁a ▁cinema , ▁campus ▁d ining ▁services , ▁campus ▁mail box es , ▁and ▁various ▁meeting ▁and ▁event ▁spaces . ▁The ▁building ▁has ▁earned ▁a ▁LE ED ▁Gold ▁cert ification ▁for ▁meeting ▁sust ain ability ▁goals ▁in ▁energy ▁conservation , ▁environmental ▁friend lin ess , ▁and ▁green ▁building . ▁ ▁The ▁college ▁has ▁a ▁long ▁history ▁of ▁raz ing ▁buildings ▁on ▁its ▁campus , ▁because ▁of ▁the ▁limited ▁land ▁available ▁for ▁construct ing ▁new ▁buildings . ▁Many ▁buildings ▁on ▁campus ▁are ▁built ▁on ▁the ▁site ▁of ▁former ▁buildings . ▁Some ▁raz ed ▁buildings ▁include : ▁ ▁Pe ab ody ▁Hall ▁of ▁Music ▁( 2 0 th ▁century ) ▁ ▁Ham ar ▁Union ▁( 1 9 6 0 ) ▁ ▁Under wood ▁Observ atory ▁( 1 9