はとても広い

is very spacious

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phrase Rare #28,086
is very spacious は marks the topic, とても means “very,” and 広い means “wide” or “spacious.” The best English translation depends on the subject.
JA: この公園はとても広い。
EN: This park is very spacious.

この家はとても広い

This house is very spacious.

はとても広い

The sea is very vast.

私の父の部屋はとても広い

My father's room is very spacious.

北海道街路はとても広い

The streets in Hokkaido are very wide.

ロシアはとても広い

Russia is really huge.

— Брат 2 (2000)

ニューヨーク道路はとても広い

The streets in New York are very wide.

漢江はとても広いんだよ

The Han River is really wide, you know.

— グエムル -漢江の怪物- (2006)